and thanks to more than 500 volunteers from the pbs newshour community, many of those opinions have beeninto multiple languages. on behalf of pbs stations around the country, we interviewed delegates from battleground states in our studio and on the convention floor. and if you missed anything, don't worry-- you can find every major speech, every major moment, and much more at our web site, newshour.pbs.org. >> brown: finally tonight, professional football's regular season kicked off this week with the new york giants taking on the dallas cowboys. but there were some new faces on the field who were not young stars selected in the draft. replacement refs are standing in for members of the nfl referee's union, who were locked out by the league in a labor dispute over pay and pensions. and there was more late-breaking football news this afternoon: an appeals panel lifted the suspensions of several players in the so-called "bounty" scandal, in which players were accused of receiving money from a pool intended to reward them for purposely injuring opponents. mike pesca has been covering both

. >> major funding for the pbs newshour has been provided by: >> bnsf and carnegie corporation. >> and with the ongoing support of these institutions and foundations. and... >> this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> woodruff: with less than a week left before the first presidential debate, both candidates remained focused day on persuading voters they can boost the economy. but a key question at the heart of it all-- is the economy slowing, stalling, or perhaps even gaining strength in some ways? new data are sending conflicting signs. republican presidential nominee mitt romney campaigned today at a military academy in pennsylvania. romney promised better jobs for young people like the cadets sitting behind him and a better future for the entire country. >> we're in a very different road than what i think the people of the world expected from the united states of america. and if i'm elected president of this country, i will get us back on a road of growth and prosperity an

major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. >> they can be enlightening or engaging. conversations help us learn and grow. at wells fargo, we believe you can never underestimate the power of a conversation. it's this exchange of ideas that helps you move ahead with confidence. because an open dialogue is what open doors. wells fargo. together we'll go far. and by the alfred p. sloan foundation. supporting science, technology, and iroved economic performan andinanal literacy in the 21st century. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> woodruff: the democrats are already under way here in charlotte this evening, beginning their quadrennial national gathering. their goal: to reelect the president, who snt this day campaigning not so far away. hari sreenivasan begins our coverage of the day's events. >> with the

. >> major funding for the pbs newshour has been provided by: ♪ ♪ ♪ ♪ ♪ moving our economy for 160 yearse engine that connects us. >> and by the bill and melinda gates foundation. dedicated to the idea that all people deserve the chance to live a healthy productive life. >> and with the ongoing support of these institutions and foundations. and... >> this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> brown: violent protests erupted across pakistan today. 19 people died and scores were wounded. the pakistani government had declared this a national holiday-- "love for the prophet day"-- and encouraged peaceful protest. some 15,000 people filled the streets in the southwest city of karachi. >> ( translated ): we want to show the world that muslims are one and united on this issue. we all are ready to die for prophet muhammad. we have left our family to join the protest and will remain here till the protest is over. >> brown: but things quickly turned violent, as crowds burned cars, theaters

major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. >> and by the bill and melinda gates foundation. dedicated to the idea that all people deserve the chance to live a healthy, productive life. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> ifill: the annual remembrance of 9/11 brought somber ceremony and muted politics today. americans looked back on a day that shook the world and led to a decade of war. >> keith george... ifill: a day of remembrance began at ground zero, where new yorkers gathered under a crisp blue sky, reminiscent of the day of the attack eleven years ago. friends and relatives of the victims listened to what has become an annual, solemn ritual. the names, read allowed, of the nearly 3,000 who died on that day in new york, washington and pennsylvania. >> john edward bulaga,, jr. steven bruce bunan. and

major funding for the pbs newshour has been provided by: >> they can be enlightening or engaging. conversations help us learn and grow. at wells fargo, we believe you can never underestimate the power of a conversation. it's this exchange of ideas that helps you move ahead with confidence. because an open dialogue is what opens doors. wells fargo. together we'll go far. >> bnsf railway. >> the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org vo:geico, committed to providing service to its auto insurance customers for over 70 years. more information on auto insurance at geico.com or 1-800-947-auto any time of the day or night.

major funding for the pbs newshour has been provided by: >> bnsf railway. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org

major funding for the pbs newshour has been provided by: soon computing intelligence in unexpected places will change our lives in truly profound ways. technology can provide customized experiences, tailored to individual consumer preferences. igniting a world of possibilities from the inside out, sponsoring tomorrow starts today. >> bnsf railway. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> woodruff: 56 days and counting: that's how the political calendar looked today for president obama and republican mitt romney. with the conventions behind them, the candidates jockeyed for any advantage in a close race. the president entered the final stretch of the campaign with a slight lead in the polls after the two-party convention. but at the white house today, press secretary jay carney took the cautious view. >> this is going to be a close race. it has been and will be. the president is very focusedded on travelin

major funding for the pbs newshour has been provided by: and the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> warner: the fighting in syria flared back into the headlines today. air strikes in the north touched off a fiery blast that killed dozens of people. reports by syrian human rights and opposition groups ranged from at least 30 dead to more than 50. dark plumes of smoke filled the air from a massive explosion in ain issa-- 25 miles from the turkish border. opposition activists said a syrian fighter jet had attacked a gas station, triggering the blast. and turkey beefed up its forces on its side near a key syrian border outpost that rebels seized yesterday. on the diplomatic front, the u.s. and other members of the group friends of the syrian people met in the netherlands to discuss

major funding for the pbs newshour has been provided by: >> bnsf railway. >> intel. sponsors of tomorrow. >> and by the bill and melinda gates foundation. dedicated to the idea that all people deserve the chance to live a healthy, productive life. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org

major funding for the pbs newshour has been provided by: >> bnsf railway. >> intel. sponsors of tomorrow. >> and by the bill and melinda gates foundation. dedicated to the idea that all people deserve the chance to live a healthy, productive life. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org >> this is "bbc world news america." funding of this presentation is made possible by the freeman foundation of new york, stowe, vermont, and honolulu, newman's own foundation, and union bank. >> at union bank, our relationship managers work hard to know your business, offering specialized solutions and capital to help you meet your growth objectives. we offer expertise and tailored solutions for small businesses and major corporations. what can we do for you? what can we do for you?

major funding for the pbs newshour has been provided by: and by the alfred p. sloan foundation. supporting science, technology, and improved economic performance and financial literacy in the 21st century. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> woodruff: new anti-american protests erupted in the middle east and elsewhere today over a video that mocks islam, while in libya, officials reported arrests in the killing of the u.s. ambassador. security in benghazi, libya, was noticeably tighter today, and interior ministry officials said four people were arrested in tuesday's attack that left four americans dead. ambassador chris stevens, state department officer sean smith, and two colleagues died when gunmen stormed the u.s. consulate. whether stevens was deliberately targeted remained an open question, but the doctor who sought to revive stevens' lifeless body on tuesday night d