I'm a firefighter, God, so I know I've been in some tough places before. But this . . . this not knowing the people I love . . . this is the hardest thing I can imagine. The last thing Jake Bryan knew was the roar of the World Trade Center collapsing on top of him and his fellow firefighters. The man in the hospital bed remembers nothing. Not rushing with his teammates up the stairway of the south tower to help trapped victims. Not being blasted from...