spaceflightnow.com
1455 GMT (10:55 a.m. EDT)
Steve MacLean, from the robotics work station inside the Destiny lab module, just radioed to Atlantis' flight deck that Dan Burbank can release the shuttle arm from the truss and back the crane away.
spaceflightnow.com
1503 GMT (11:03 a.m. EDT)
The handoff has been accomplished. Atlantis' 50-foot robot arm has released its grip on the truss, leaving the $372 million structure in the hand of the station's arm for installation tomorrow. The truss will remain secured on the station arm overnight.