It's Day 1 of the 2012 MLB postseason! Under the new playoff format, it all begins with two wild-card games -- the St. Louis Cardinals at the Atlanta Braves in the National League (5 p.m. ET) and the Baltimore Orioles at the Texas Rangers in the American League (8:30 p.m. ET). ESPN.com has them covered and will be chatting about them beginning at 5 p.m. ET.
The chat will continue through the final pitch of the Orioles-Rangers game. Join the conversation as our experts talk about the playoff games and more.
Meanwhile, you can listen to every postseason game as they happen on ESPNRadio.com.