People gather on the sidewalk along Telegraph Avenue in Berkeley, California December 9, 2014. Gray-haired activists still hand out leaflets on Telegraph Avenue in Berkeley, but the California university town that has seen violent protests over police killings of unarmed black men is a far cry from the leftist hotbed that was the face of the anti-Vietnam War movement of the 1960s. Picture taken December 9, 2014. To match story USA-CALIFORNIA/BERKELEY REUTERS/Robert Galbraith (UNITED STATES - Tags: CIVIL UNREST POLITICS)