A 12-hour standoff ended this morning with a north Houston man lobbing Molotov cocktails at Houston Police before taking his own life rather than vacate a home he'd lost to foreclosure. James Hahn, a chemist, had told police he would not be taken from the home alive, said Capt. Bruce Williams, an HPD spokesman. " 'You know what I do for a living and you know what I am capable of,' " said Williams, recalling one of the conversations police had with the man on Wednesday. The standoff began at 1:10 p.m. Wednesday when police said Hahn pulled a gun...