." >> hi, i'm mwanzaa >>>> and i'm jessica. >> hello everybody! >> president obama addressed students across the country in a special back-to-school speech. he spoke about the importance of staying in school and working hard. >> i'm calling on each of you to set your own goals for your education and do everything to meet them. you cannot drop out of school and just drop into a good job. you've got to train for and work

." ♪ >>> hi, i'm mwanzaa. >> and i'm jessica.e'll start with headlines from around the world. >> here's lauren. >>> president obama traveled to the middle east earlier this week. the president's goal -- to help repair and rebuild relations between the u.s. and muslim world. >>> american auto giant general motors officially filed for bankruptcy. this means big changes for the company as they begin restructuring. >> this new gm will be built from the strongest parts of our business, including our best brands and our very finest products. >> but before they can reinvent themselves, gm must first let go of thousands of employees. they announced closures of plants and dealerships across the country. >> don't expect to see too many smiling faces. >>> president obama announced his pick for a new secretary of the army. john mchugh, who is a republican, was honored by the nomination. >> mr. president, for the opportunity to be in that long and growing and proud line, i thank you, and i hope never to let you down. >>> and check out this un

. >> hi, i'm mwanzaa. >> and i'm jessica. let's check out this week's big stories from around the world. >> an historic event in iraq this week. the u.s. military officially handed over control of baghdad and other iraqi cities to local security forces. >> our assessment is the iraqis are ready, willing, and able to step up to this. >> celebrations across the country marked the occasion. while this is a first step, it's not a complete withdrawal of u.s. troops. about 130,000 u.s. troops still remain in the country, president obama hopes to have all combat troops out of iraq by the end of next summer. >> after seven months of legal battles, minnesota finally knows who won its election for senator, democrat al franken. >> uh, frannie and i are so thrilled that we can finally celebrate this victory. >> with franken in office, there are now enough democrats to overcome republican filibusters. a filibuster is a way for politicians to stall legislation from passing. >> michael jackson's death may have left his family with a hefty f

." >> hi, i'm mwanzaa >>>> and i'm jessica. >> hello everybody! >> president obama addressed students across the country in a special back-to-school speech. he spoke about the importance of staying in school and working hard. >> i'm calling on each of you to set your own goals for your education and do everything to meet them. you cannot drop out of school and just drop into a good job. you've got to train for and work for and learn for it. >> the president's plan to speak directly to students had drawn criticism from some people. they feared the president would use the speech to further his personal political agenda. but the president's message seemed pretty clear to the kids. >> well the president said that if you're quitting on yourself than you're quitting on your country and i thought that that was very important. >> no clear winner yet in afghanistan's presidential election. complaints of voter fraud have officials ordering a recount of some ballots. >> a big surprise at the us open. although melanie oudin was only ranked 70th in the world,

." >>> hi, i'm mwanzaa. >> and i'm jessica. we'll start with headlines from around the world. >>> the first family visited europe earlier this week. mr. obama met with russia's president to talk about reducing nuclear weapons. both nations agreed to sizable cuts. the administration sought to repair strained relations between the two countries, a theme echoed in president obama's speech to graduates at a moscow business school. >> i believe that on the fundamental issues that will shape this century, americans and russians share common interests that form a basis for cooperation. >> the president then traveled on to italy for the g-8 summit and to meet with the pope. >>> sarah palin is offering more information about her surprise resignation as alaska's governor. her last day in office will be july 26th and she claims that her plans are uncertain. >> i do not know what the future holds. i want to work right now for people who are going to work in office or out of office for the right things. those principles that built up americ

." >> welcome to "teen kids news," i'm mwanzaa. >> and i'm jessica. here's our top story for this week. >> watching detectives do their thing makes for great tv and movies. it also makes a great class to take in school. after all, forensics is science. felipe reports. >> they look like actual crime scene investigators. but these are teens. they're taking on the csi challenge -- a science competition created by real life detectives. >> what happens in the real world, they're expected to know it and be able to practice it here. >> teams of high school students work together to solve a make believe murder case. >> the actual crime scene is from the roaring '20s. >> a gangster has been shot. investigative teams use forensics to find the person who pulled the trigger. >> if i didn't do biology, i probably wouldn't know what i was doing. >> forensics combines science, math and curiosity to help solve a crime. >> first we number off the evidence that we think is valuable. the collectors take the evidence and me and my partner we do the fingerprinting. >> the