The crazed gunman dressed in a Santa suit who gunned down two families while they were opening their presents on Christmas morning was the father and estranged husband of three of his victims. Aziz Yazdanpanah, who had separated from his wife in March, is believed to have opened fire at an apartment in Grapevine, Dallas - just after the family opened their gifts - before turning the gun on himself. Just hours before the families were killed, the group had thrown a large Christmas Eve party at their ranch. Dozens of friends and relatives celebrated late into the night, according...
