missing, and there is more rain on the way. we're live in houston. plus tensions high in cleveland after a police officer is acquitted in the shooting death of an unarmed black couple. will new reforms to the department make any difference? and homicides soar and arrests drop in baltimore in the weeks since freddie gray's death. are police staging a slowdown? and breaking now, we're just learning of a bomb threat. this is against a passenger jet. this plane right here just labd labded minutes ago at lax. we'll have detailed next.