just couldn't. >> reporter: up in row seven, andrew needum, the firefighter paramedic, checked on hisd then went into first responder mode. >> i can remember lookin' to stephanie and we made eye contact. and basically, that eye contact gave me the approval to do my thing and start lookin' around and seein' what needed to be done. it's just an instinctive reaction for me, i guess. >> reporter: andrew joined tim mcginty's desperate struggle at seat 14c. the terrifying tornado trying to suck everything out of the plane stopped as cabin pressure equalized and together, the men were able to pull jennifer back inside, where they laid her across the seats. a flight attendant called for help. >> "does anybody know cpr?" and i was like, "i do." mask. seatbelt. gone. yeah. >> reporter: peggy phillips, a nurse, came back from row 11, on the double. >> i didn't know yet that she'd actually been sucked out of the plane. i wasn't aware of that yet. what i did know is that i've got to start helping andrew do cpr. so i just shut everything else out. shut it all out and started giving compressions and