A man wears a University of Southern California (USC) cap as he watches a memorial service, attended by USC students and faculty, for murdered USC graduate student Ji Xinran, 24, from China on a ... more 
A man wears a University of Southern California (USC) cap as he watches a memorial service, attended by USC students and faculty, for murdered USC graduate student Ji Xinran, 24, from China on a television screen on the USC campus in Los Angeles, California August 1, 2014. Four teenagers were charged with capital murder on Tuesday in the beating death of Ji, not far from the USC campus in Los Angeles, prosecutors said. REUTERS/Lucy Nicholson (UNITED STATES - Tags: CRIME LAW EDUCATION OBITUARY) less 
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Reuters | Photo By LUCY NICHOLSON / REUTERS
Fri, Aug 1, 2014 8:51 PM EDT