The NGL has secured the rights to livestream the MLG Pro Circuit event, which is taking place this weekend in the USA, via a syndicated video player which is running on the NGL website.

They will be running streams for all 5 of the games to be played:
Call of Duty: Black Ops
League of Legends
StarCraft II [Red Stream] StarCraft II [Blue Stream] Halo: Reach

The detailed schedule of events can be found here.