Nigeria police kill six robbery suspects . [START_ENT] LAGOS [END_ENT] 1996-08-23  Nigerian police shot dead six robbery suspects as they tried to escape from custody in the northern city of Sokoto , the national news agency reported on Friday .  The News Agency of Nigeria ( NAN ) quoted police spokesman Umar Shelling as saying the six were killed on Wednesday .  They had been arrested last week for stealing 800,000 naira ( $ 10,000 ) from a sheep merchant .
Lagos