“I Called Him Morgan” In conjunction with the Alexander Valley Film Society Monday, May 22 Raven Film Center, 415 Center St. One screening: 7 p.m. Tickets $12 ($10 for AVFS or HJF members) On a snowy night in February 1972, celebrated jazz musician Lee Morgan was shot dead by his wife Helen during a gig at a club in New York City. The murder sent shock waves through the jazz