steve langdon whose apartment is fine.teve langdon, whose apartment is on the first floor, is laying face down on his mattress still struggling to get to his feet. >> i couldn't figure out what was on top of my head because i couldn't get it off me. i was trapped. >> when firefighter mike henry and his team discover just what's pinning steve langdon and others trapped on the first floor of the apartment complex, it will trigger a massive rescue effort. but at the moment, all seems quiet at the meadows, at least to the rescuers. so henry and his crew continue on looking for victims. meanwhile, only a mile away, another team of rescuers is trying to reach salvador pena. >> a big beam, a concrete beam came right across his legs. he's still down there, he's conscious, he's talking but his legs are completely crushed. he says his legs -- i can hear him moaning right now. >> pena is on the first floor of a mall parking deck operating his sweeping truck when the quake strikes. and now the entire concrete structure is on top of hi