A police superintendent and at least two special operations officers ``randomly'' sprayed pepper pellets into a raucous crowd outside Fenway Park in the moments before an Emerson College student was struck in the eye and killed, a witness told the Herald. ``I saw (Deputy Superintendent Robert O'Toole) and the other special operations officers flailing their guns from side to side like machine guns,'' said Giovanni De Francisci, 30, an Emerson College graduate student. ``They were just popping off shots at the crowd.'' De Francisci, who said he was standing near O'Toole when he asked another officer for a pepper-pellet gun,...