With two weeks until its arrival at the red planet, NASA and Lockheed Martin officials hold this Feb. 24 news conference on the Mars Reconnaissance Orbiter. The briefing explains how the MRO spacecraft will fire its engines to enter into orbit around Mars and the mission's scientific goals to examine the planet like never before.
Source: NASA TV (36 min 47 sec For iPod file)
Download this clip to your hardrive.
(Windows users right-click this link. Mac users control-click this link)