Barack Obama's election as the United States' first black leader raised hopes that his presidency would serve as a platform for work ...http://vietnamnews.feedsportal.com/c/35237/f/655031/s/40e22352/sc/7/l/0Lvietnamnews0Bvn0Cmiscellany0C26330A70Cferguson0Ecrisis0Etroubles0Eobamas0Ecareful0Erace0Estance0Bhtml/story01.htm