>> my heart was breaking that the person that i have put wholeheartedly my trust in for two years has lied to my face. >> you know, i can't believe we've been deceived in that way. >> we were there for him the whole time. >> for keith's family and friends, there are so many questions. but one seems to tower above all the others. >> incompetent want to know why. i want to know how you go from a loving husband and father, grandfather to driving all that way, killing your wife and covering it up and lying to your family for so long? knowing that we had everybody doubting us. we still defended him. disgusting. he's a monster. >> all i can tell you is that i had a lot of bad thoughts, wrong