Ex-girlfriend seeks to avoid testifying at hate crime trial

A California college student wants to be excused from testifying at the murder trial of an ex-boyfriend charged with a hate crime in a black student’s fatal stabbing on the University of Maryland’s campus.Sean Urbanski’s former girlfriend, Kim Stringer, says he mistakenly believes she would testify that Urbanski, a 24-year-old white man, had no racial animus that would motivate him to commit a hate crime.Stringer doesn’t have any relevant testimony that would assist Urban