Is guilt what's keeping Khloe and Lamar together?

Khloe Kardashian wants to divorce Lamar Odom and move on with her life ... but feels if she pulls that legal trigger ... Lamar could die Khloe wants to make their never ending divorce final ... but feels a "tremendous amount of guilt" for how Lamar will react once she's out of his life Our sources say Lamar remains adamant he doesn't need rehab and the drinking is just him trying to lead a normal life