terrain, that includes orbeso's father who was part of the search party that found the bodies earlier this week. >> tell joseph that we loved him very much and hope that they can rest at peace now. >> reporter: authorities say the motive behind the shooting is still under investigation, but rachel's family says they're not holding grudges because of the circumstances. arthel? arthel: will carr, thanks. eric: well, thousands of u.s. marines and others are hitting the pavement near the nation's capital today. it is the world's largest marathon. they say it doesn't have a cash prize. >> this is what i do, i do cycling. i can't to a lot of other stuff, so this is my outlet. talk to other veterans, disabled veterans that, you know, i don't get to see a lot. so this is cool. ♪ ♪