HOUSTON --Police are investigating a bank robbery at a Kroger in southwest Houston. An unknown number of robbers went into the Kroger at S. Post Oak and West Bellfort in Meyerland about 9:45am Friday and robbed the First Convenience bank inside, according to the Houston Police Department. Police say the suspects had pistols, and one may have also had a shotgun. No shots fired and there were no injuries, police say. Officers found their abandoned getaway car in the same shopping center. So far, no word on what they could be drving now or how much money they got away with.