. >> ifill: charles sennott of "global post" examines the role of the muslim brotherhood in post-mubarak egypt. >> they call themselves the brothers, and they have decades of experience providing social services to egypt's poor. they became key to holding the revolution's infrastructure together. >> brown: and we go beyond wisconsin to explore the showdown over labor rights and tight budgets, now spreading to other states. >> ifill: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> oil companies have changed my country. >> oil companies can make a difference. >> we have the chance to build the economy. >> create jobs, keep people healthy, and improve schools. >> and our communities. >> in angola chevron helps train engineers, teachers and farmers, launch child's programs. it's not just good business. >> i'm hopeful about my country's future. >> it's my country's future. >> you can't manufacture pride but pride builds great cars. you'll find it in the people at toyota all across america. >> pacific life. the power to help you succeed. and

. >> correspondent charles sennott examines the brotherhood's potential role in the new egypt. >> it is the young members informing the old guard what to do, and they are trying to catch up and they are not catching up. >> tonight on frontline, "revolution in cairo." ( chanting ) >> frontline is made possible by contributions to your pbs station from viewers like you. thank you. and by the corporation for public broadcasting. major funding is provided by the john d. and catherine t. macarthur foundation. committed to building a more just, verdant, and peaceful world. and by reva and david logan. committed to investigative journalism as the guardian of the public interest. additional funding is provided by the park foundation. dedicated to heightening public awareness of critical issues. and by the frontline journalism fund, with a grant from millicent bell through the millicent and eugene bell foundation. additional funding for frontline's expanded broadcast season is provided by the bill & melinda gates foundation. >> narrator: before they filled liberation square in cairo, down a s

. >> brown: and we talk with charles sennott of "global post" about his interview with general david petraeus on the afghan war effort. >> clearly a lot of this hinges on the ability of afghan forces to do more as we do progressively less, we're not just going to say, "tag you're it, we're out of here." >> brown: that's all ahead on tonight's "newshour." major funding for the pbs newshour has been provided by: >> i mean, where would we be without small businesses? >> we need small businesses. >> they're the ones that help drive growth. >> like electricians, mechanics, carpenters. >> they strengthen our communities. >> every year, chevron spends billions with small businesses. that goes right to the heart of local communities, providing jobs, keeping people at work. they depend on us. >> the economy depends on them. >> and we depend on them. >> 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