breaking on CNN now...
"President Bush will announce this week plans to cut U.S. troops in Iraq by about 30,000 -- to pre-'surge' levels -- by next summer, a senior administration official confirms to CNN."
Link to article:
http://www.cnn.com/2007/US/09/11/bush.iraq.ap/index.html"President Bush will tell the nation this week he plans to reduce the American troop presence in Iraq by about 30,000 by next summer, but will condition those and further cuts on continued progress, The Associated Press has learned.
...
In the speech, the president will say he understands the deep concerns Americans have about U.S. involvement in Iraq and their desire to bring the troops home, they said. Bush will say that after hearing from Petraeus and Crocker, he has decided on a way forward that will reduce the number of troops but not abandon Iraq, they said."
Edited to add link and quotes.