Pussy Riot member starts hunger strike

British Prime Minister David Cameron calls a meeting of his government's emergency Cobra security committee after the killing of a man in south London. Amateur video captures the immediate aftermath of the attack. Deborah Lutterbeck reports.

A far-right writer and activist shoots himself dead in front of the altar of Paris's famed Notre Dame Cathedral, leaving statements denouncing gay marriage and immigration.Duration:01:07

May 22 (Bloomberg) -- Barclays Head of Equity Strategy Barry Knapp discusses tech earnings with Betty Liu on Bloomberg Television's "Street Smart." (Source: Bloomberg)