CNNW CNN Presents May 15, 2011
>> s.e.a.l.s would rather die than be captured. >> at the end of the day it was a leap of faith. >> reporter: friday, april 29, just after 8:20 a.m., the mission begins. the president gives the go. >> the president, after a long night's sleep, basically came in and immediately told the staff, "you've got the green light." let's go. >> reporter: as president obama departs for the tornado-ravaged south, the u.s. military's best-kept secret is under way. >> the troops were ready and in place. the equipment was ready to go. the plan had been practiced again and again and again. >> report...