Orlando shooting is the worst in US history

The 911 call came early Sunday, as the shooting began. The caller was a 29-year-old man, pledging his allegiance to the Islamic State terrorist group. He praised Boston Marathon bombers Dzhokhar and Tamerlan Tsarnaev, and, armed with an AR-15-style assault rifle, a handgun and what Orlando Police described as β€œan unidentified device,” he engaged police […]