Former Oscar Grant III officer accused of murder posts $ 3 million bail . Mehserle may have intended to draw and fire his Taser instead of his gun , according to a court filing by his attorney . Mehserle charged with murder of BART . Johannes Mehserle may have intended to use Taser instead of gun , attorney says .
Former Oscar Grant III officer accused of murder posts $ 3 million bail . Mehserle charged with murder of BART . Johannes Mehserle may have intended to use Taser instead of gun , attorney says .