*UPDATE: Saturday, 2:45 p.m.* 3 people are now confirmed dead in the aftermath of Friday's avalanches -- LAT. *UPDATE: Friday, 8:50 p.m.*One person was killed and at least one other was missing after avalanches struck near the town of Wrightwood in the San Gabriel Mountains. The victim, 23-year-old Michael McKay, was an employee of the Mountain High Resort ski patrol. Around noon, an avalanche struck as McKay and two friends were skiing in the backcountry......