The first 911 calls reporting the Colorado flamethrower attack were as horrific as they were unbelievable. “There is a male with a blow torch setting people on fire,” a dispatcher advised the city’s police department, passing on the account of an eyewitness. Another official reported: “Multiple burns, potential terror attack.” What had been a peaceful rally at the Boulder’s Pearl Street Mall on Sunday in solidarity with hostages still held by Hamas in Gaza quickly turned into a scene of horror, with medical crews arriving to find victims lying or sitting on the ground with their legs and bodies burned...