April 27, 2016 5:35 pm 911 Calls Released in UCF Security Scare The 911 calls from a security scare at a library at the University of Central Florida are released. US & World Videos 0:20 Video shows boaters dumping trash into the ocean 1:23 Video shows security guard grab gunman who opened fire at Florida party 2:36 Large federal investigation into suspects in Homestead woman's fatal abduction 0:34 Shooting investigation underway in Miami Gardens neighborhood 0:45 Orange County sheriff discusses arrest of ‘potential serial killer'