2 swimmers bitten by shark off Texas’ South Padre Island, officials say CBS NewsShark attacks 4 people at Texas beach on Fourth of July: police Fox NewsShark believed to have attacked 4 people in waters off South Padre Island on Fourth of July ABC NewsMan suffers severe shark bite on South Padre Island during July Fourth celebrations KGNSShark attacks 4 beachgoers on South Padre Island on July 4, Texas game warden says KSAT San Antonio