Louisiana  |  Workers Comp

my neighbor was working at wal-mart when he was instructed to move a heavy pallet with a hand truck to a designated area. the supervisor was aware of my neighbor's limitations but, he was afraid of losing his job so, he moved the pallet which entailed in injuries. he filed an injury report, was seeing a doctor or doctors for treatment but, my neighbor continued to work light duty, per his doctor, he then had an appointment set at a certain time, he was at work, he had gone on his lunch break, 30 minutes. when he got back, he was accused of taking too long, now he's s been terminated and, wants wal-mart to pay him workers comp. the gentleman has taken his luch break at a later time than he was suppose to, and now he's been accused of taking too much time on his lunch break. was his termination justified or unjustified? Thanks for your help !