Republican Rep. Thomas Massie is facing backlash for a Christmas card photo he posted to social media showing him and every member of his family holding large guns in front of the holiday tree. "Merry Christmas!," Massie, R-Ky., said in the tweet with the photo he posted Friday. "ps. Santa, please bring ammo." The photo was posted just four days after a high school shooting in Oxford Township, Michigan, left four students dead and at least eight wounded. Prosecutors say the parents of the accused shooter, Ethan Crumbley, purchased the gun used in the shooting just days before it happened....