approximately 500 rounds. if i wasn't for me, we would have probably shot the cops instead of getting arrested. >> why? >> i don't know, it's just the way he is, i guess. >> while in custody, mumford draws a map to show investigators how he and clayton pulls off the heist. as he is being led to jail, mumford tells reporters exactly how he feels about what he's done. >> do you admit to robbing the bank in maynard? >> it appears so. >> do you feel bad for what you did? >> no. >> for those who survived this dangerous ordeal, ply the people at the mayjord savings bank, it's a memory that will not soon go away. >> we felt violated. we felt very violated. this is our space. you know, we were invaded by