Falcons to begin moving on Monday nightFalcons to begin moving on Monday night

This is one of those landmark days, a dividing line that will forever define the history of the Atlanta Falcons. Never mind that it’s only the preseason. On Monday morning, Michael Vick will walk into a federal courtroom in Richmond, Va., to plead guilty to gruesome dogfighting charges, which will almost certainly end his Falcons career and could prevent him from playing again in the NFL.

Celtics sign veteran free agent F PoseyCeltics sign veteran free agent F Posey

Boston Celtics forward James Posey, left, displays his new Celtics jersey as Danny Ainge, Celtics executive director of basketball operations, looks on during a news conference, in Waltham, Mass. on Monday, Aug. 27, 2007. Posey, a former Miami Heat player, has a reputation as a tough defender.

Newly signed free agent forward James Posey took his seat in between one of the Boston Celtics’ owners and director of basketball operations Danny Ainge, and something that was very noticeable right away was the oversized NBA championship ring on his left hand. “We’ve very happy Danny put this deal together and, obviously, from the weight on his hand he has championship experience,” owner Steve…

Astros fire manager Garner, GM PurpuraAstros fire manager Garner, GM Purpura

Houston Astros manager Phil Garner, shown at a baseball game Tuesday, Aug. 21, 2007 in Houston, was fired Monday, Aug. 27, 2007 lessthan two years after leading the team to its first World Series.

Manager Phil Garner and general manager Tim Purpura were fired Monday by the Houston Astros, less than two years after leading the team to its first World Series appearance. Bench coach Cecil Cooper was appointed interim manager, and team president Tal Smith will serve as interim general manager. “I felt this was the time for a change,” owner Drayton McLane said.

White Sox’s Contreras ends 9-start skidWhite Sox’s Contreras ends 9-start skid

Jose Contreras got his first win as a starter in two months and rookie Josh Fields put the White Sox ahead with Chicago’s fourth home run of the seventh inning in a 5-4 victory over the Tampa Bay Devil Rays on Monday. Contreras (7-16), who leads the major leagues in losses, had dropped nine straight starts since beating Florida on June 18 and had lost 13 of 14.