March 25, 2011 1:52 pm Buying Tweets? Can money really buy you popularity in the social media world? How real are your new “cyber” friends? And will they stick around? Vicky Nguyen investigates. US & World Videos 2:08 Oakland's Little Saigon hosts first Sunset Market in Clinton Park 0:17 Child hit by car in Oakland 3:52 Pro-Palestinian protests continue at college campuses in Bay Area, across the nation 0:42 1 arrested in Piedmont after attack on elderly man, struggle with police chief 0:28 Woman hospitalized following crash in San Jose, police say