这名男子在抢走贵重物品并枪杀受害者后，因抢劫杀人罪被判终身监禁。

The man was sentenced to life imprisonment for ___robbery-homicide after taking valuables and shooting the victim.

警方成立了专案组调查这起抢劫凶杀案的发生经过。

The police formed a task force to investigate the details of this ___robbery-homicide case.