Your team is preparing a plan to rob the Smithsonian's National Museum of Natural History. The plan is to steal the biggest Diamond in the Museum. It is heavily guarded with Invisible lasers, Well trained guards, Snipers, and other defenses. It is night time and your team gets prepared for the Museum heist. The strategy is to go in stealthily and quietly. Any sound will immediately alert the guards. There is a guard at the back entrance. What will you do?