An early morning shooting in Houston Monday is under investigation and police say it may have stemmed over a cold taco. According to the Houston Police Department, a man and his girlfriend got a taco from a taco truck around 2 a.m., but the woman complained about the taco being cold. The woman apparently asked the taco truck worker to heat up the taco, but when he refused, the woman became irate and pulled a gun on the worker. At that point, the woman’s boyfriend asked her to calm down, but she instead pulled the trigger, striking her boyfriend. Authorities...