For those of you who havnt been following E3 at all.. heres some vids, only the first couple are new
Halo 3 Campaign Video
http://www.youtube.com/watch?v=S98PgYPCfRY
Halo Wars Gameplay Video
http://www.youtube.com/watch?v=A9lJQJhyKHQ
Halo Arms Race (The Halo Movie) Trailer
http://www.youtube.com/watch?v=998Vrt3omuk
True Hollywood Story: Masterchief
http://www.youtube.com/watch?v=8AfgrUCOYKc
Halo 3 Trailer
http://www.youtube.com/watch?v=K32qPIeBcNA
Halo E3 Trailer
http://www.youtube.com/watch?v=wXrYSEOg3Ro
Halo Brutes
http://www.youtube.com/watch?v=5p_Ed0YPB_Y
Halo Wars Trailer
http://www.youtube.com/watch?v=5bLjqxYlZVM