NEW : Reeva Steenkamp family denies a Pistorius report that the runner is suicidal . NEW : `` I would go as far to say that he could be on the verge of suicide , '' the network quoted Mike Azzie as saying for an upcoming BBC documentary . Pistorius `` believes he has a purpose in life , '' his uncle says . BBC is accused of killing his girlfriend , Oscar Pistorius ' , on last month . Prosecutors say it was premeditated murder ; he says it was an accident .
NEW : Reeva Steenkamp family denies a Pistorius report that the runner is suicidal . NEW : Pistorius `` believes he has a purpose in life , '' his uncle says . BBC is accused of killing his girlfriend , Oscar Pistorius ' , on last month . Prosecutors say it was premeditated murder ; he says it was an accident .