Well that flew by.

Tonight marks the last of the 2008 presidential primaries, with Montana and South Dakota heading to the polls. TVNewser will be live blogging (using CoverItLive like two weeks ago) beginning at 7pmET.

Polls in South Dakota close at 9pmET, while polls in Montana are open until 10pmET. Sens. Hillary Clinton and Barack Obama are expected to speak after that — what they'll say and how will it be covered? Stay tuned to your favorite news network (or flip around the dial like us) and to TVNewser...

• ABC: Kate Snow follows the Clinton campaign and David Wright follows the Obama campaign. World News with Charles Gibson will be updated for time zones across the country, with Jake Tapper reporting and George Stephanopoulos contributing analysis. Terry Moran anchors Nightline. Also — Donna Brazile leaves the BPTOT to sit in on Nightline tonight.

• Bloomberg: Peter Cook anchors a special edition of Money & Politics at 9pmET.

• CNN: Wolf Blitzer anchors coverage starting at 8pmET, and is joined by Campbell Brown, Anderson Cooper and Lou Dobbs. Larry King Live airs at MidnightET. One change for evening — John Roberts at the "Magic Wall."

• FNC: Brit Hume anchors coverage of election results from 8-11pmET. Shepard Smith moderates the Strategy Room. Chris Wallace and Karl Rove contribute. Hannity & Colmes and On the Record with Greta Van Susteren air at 11pmET and MidnightET.

• MSNBC: Chris Matthews and Keith Olbermann anchor MSNBC's coverage from 6pmET-MidnightET. David Gregory moderates the "Race" panel. Dan Abrams anchors "After Hours" from Midnight-2amET. Tim Russert, Brian Williams and Tom Brokaw contribute.

• CNBC: Kudlow & Co. is live tonight at 7pmET with analysis.