SANTA ANA, Calif. (AP) - The Muslim students stood up to shout last year at the Israeli ambassador, halting for 20 minutes his talk on U.S.-Israel relations to a California university audience -- a protest that left several students facing charges and has evolved into a broader legal tussle over whose free-speech rights were violated.

Opening statements were scheduled Wednesday in the trial of 10 students on misdemeanor charges of conspiring to disturb a meeting and disturbing a meeting for interrupting Ambassador Michael Oren's speech at the University of California, Irvine in February 2010.

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