(Milwaukie, OR)  --  Milwaukie police say three people were locked in a cooler during an armed robbery at a bar.  The robbery happened at Gilmore's Meadows on Johnson Creek Boulevard early yesterday morning.  Two men reportedly forced the bartender and two customers into a cooler and locked the door after taking money from the register and lottery machines.  Police say the robbers got away with nearly three-thousand dollars.  It is unclear if the incident is related to a recent string of bar robberies.