brazil. the demonstrations are spotlighting the tough challenges facing this country now getting ready to host the 2014 world cup and in 2016 the summer olympic games. shasta darlington is in san paulo. reporter: brooke, brazil is bracing for another protest in san paulo. they were mostly peaceful, especially here in san paulo. we went out on the streets. there were more than 60,000 people singing, cheering, even people in cars who were going to be stuck in traffic for hours were there honking and cheering them on. now this started as a protest against the hiking bus fares, but it s really snowballed into something bigger. we hear brazilians demanding accountability from the government, demanding an end to government corruption saying they feel they spend so much and get so little in return especially when it comes to big