In this Oct. 9, 2012 picture, veteran Arthur Lute holds his is 5-month-old son Evan in his apartment in Chula Vista, Calif. Lute's arduous journey from his days as a U.S. Marine to his

 

              In this Oct. 9, 2012 picture, veteran Arthur Lute holds his is 5-month-old son Evan in his apartment in Chula Vista, Calif. Lute
In this Oct. 9, 2012 picture, veteran Arthur Lute holds his is 5-month-old son Evan in his apartment in Chula Vista, Calif. Lute's arduous journey from his days as a U.S. Marine to his nights sleeping on the streets illustrates the challenge the Obama administration faces to make good on its audacious promise: End homelessness among veterans by 2015. (AP Photo/Gregory Bull)