CBS News is making a big bet on new-media today, planning live webcasts with “CBS Evening News” anchor Katie Couric and chief foreign correspondent Lara Logan.

At 1 PM ET, Logan and her producer Max McClellan will be part of a live video chat to talk about Afghanistan. The chat can be viewable at CBSNews.com, through Facebook, and on Justin.tv, Livestream.com and Ustream.com. Viewers can ask questions of Logan and McClellan through Facebook.

Then, at 3:15 PM, Couric will celebrate the one-year anniversary of her web show, @katiecouric with a live Q&A. Viewers can ask questions by tweeting with the hashtag #askKC, through Facebook or by emailing couriconline@cbsnews.com