A Louisiana student has been investigated by police after saying a math symbol looks like a gun.-snip-"The students were working together, and a student made a math symbol of a square root sign, which kind of looks like a pistol. And he was helping a weaker student, and the student says, 'Well, that looks like a pistol!' And he just made a comment [like] 'let's just get to work before I shoot you with a pistol," Doucet said. According to Doucet, the comment then spread throughout the school like gossip, and grew into a rumor that the student was planning...