Weekend watchdog

There's plenty of college basketball this weekend, but everyone is looking forward to 6 p.m. Sunday - the announcement of the 65-team NCAA tournament field.
While waiting for the last one in and the last one out, the major conferences hold their tournaments. The ACC began its 57th tournament Thursday, with quarterfinals starting Friday at noon as Virginia faces top-seeded Duke. Virginia Tech faces Miami at 2 p.m.
The championship starts Sunday at 2 p.m. ESPN and ESPN2 also cover the tournament, but in ACC territory expect either ESPNews or other tournament action in those time slots.
CBS gears up for the tournament with four games Saturday and two more Sunday. Saturday begins at 11:30 a.m. with the Conference USA title game, then it's back-to-back coverage of the Big Ten semifinals. The night closes with the Pac-10 championship.
Sunday, it's the Atlantic 10 championship at 1 p.m. and Big Ten at 3:30 p.m. Then just a little time to fill before the tournament announcement.
ABC has the Southeastern Conference semis Saturday - starting at 1 p.m. - and final Sunday at 1 p.m.
The Big East tournament has filled the schedule on ESPN all week. We're down to the semifinals starting at 7 p.m. Friday and the championship game Saturday at 9 p.m. with the GameDay crew on hand.
Friday starts with two Big Ten games in the afternoon on ESPN. ESPN2 has four ACC games, along with the Patriot League championship between Lafayette and Lehigh at 4:30 p.m. At midnight, there's a game from the WAC tournament.
Saturday's ESPN schedule has the ACC semis at 1:30 p.m. and 4, then at 6 p.m. it's the Big 12 championship.
ESPN2 starts at noon with the America East championship between New Hampshire and Vermont. The MEAC follows at 2 p.m., then it's the Southland, Mid-American, Big West and WAC tournament finals.
MASN offers the semifinals of the Big 12 tournament Friday starting at 7 p.m.
Comcast has two games from the Atlantic 10 quarterfinals, starting at noon Friday.
Versus features the Mountain West finals Saturday, with the men's game at 7 p.m. after the women decide their champion at 4 p.m.
MASN has the semifinals from the Big South women's tournament Saturday starting at 1 p.m. The final is set for Sunday at 2 p.m. Comcast will show the CAA final Sunday at 12:30 p.m.
With college basketball taking center stage, the NBA has only one national game on the weekend schedule - ABC shows the Celtics and Cavaliers Sunday at 3:30 p.m.
The Wizards have a busy weekend, visiting Detroit Friday and taking on the Magic Saturday on Comcast.
The Capitals make another appearance on NBC, visiting Chicago Sunday at 12:30 p.m. They are home to the Lightning Friday on Comcast. Comcast also shows the Blackhawks vs. Flyers Saturday afternoon.
The PGA tour hits the TPC Blue Monster at Doral for the World Golf Championships. NBC has coverage Saturday at 2 p.m. and Sunday at 3 p.m.
MASN brings spring training action home Friday afternoon, with the Nationals playing the Yankees at 1 p.m.
The IndyCar season starts Sunday in Brazil, and Versus has coverage starting at 11:30 a.m.