NEW : South African says Thokozile Masipa knew gun safety laws . Pistorius shot his girlfriend to death Last week ; the question in court is whether it was intentional . last year , former police colonel 's testimony did little to help prosecution case . Judge Pirstorius will decide the verdict ; South Africa does not have jury trials .
NEW : Dealer says Pirstorius knew gun safety laws . Pistorius shot his girlfriend to death last year ; the question in court is whether it was intentional . Last week , former police colonel 's testimony did little to help prosecution case . Judge Thokozile Masipa will decide the verdict ; South Africa does not have jury trials .