grabbed a bat and start the swinging as one of the robbers opened fire. luis was hit in the side by the gunfire, but he continued to fight back. when the gunman jumped the counter, the brother-in-law swung into action, throwing a chair and fire extinguisher. luis is back home after he beat that robber. he is being treated for his wounded leg and police, they are still searching for the suspects. you keep on watching this video, and are you amazing that somebody goes after a gun with a man with a bat. >> again and again and again and again. >> even after being shot. incredible. the senate takes a vote later on this morning on whether or not to open debate on the gun control bill. meanwhile, supporters of new legislation gathering on the national mall preparing for a 24-hour vigil. clergy from newtown are setting up grave markers. each grave marker represents one american killed by gun violence