fredericka?stan. >>> so straight ahead in the next hour of the "cnn newsroom," if your computer is running slow, it's time to clean house. our gaming and gadgets expert marc saltzman has five things you need to do to get your computer ready for 2012.

fredericka?stan. >>> so straight ahead in the next hour of the "cnn newsroom," if your computer is running slow, it's time to clean house. our gaming and

. >>> but before that coverage on tuesday, join fredericka witfield every sunday afternoon at 4:00 p.m. eastern for the contend contenders, 2012, an hour dedicated to the presidential republican contenders. >>> right now, penn state is introducing its legendary coach replacement for joe paterno. it's bill o'brien from the new england patriots. the new was met by excitement from members of the team. >> i'm very excited about it. i talked to a couple of my buddies on the team. they're excited, as well. >> o'brien won't be coming to happy valley, pennsylvania, right away, though. he's going to stay with the patriots as long as they stay alive in the playoffs. the nfl playoffs begin today. >>> we'll have to wait until at least wednesday to hear a plea from joren van der sloot. he was expected to plead guilty yesterday but instead, vander shoot asked the judge for more time to consider his plea. you may remember van der sloot was a suspect in the disappearance of alabama teenager natalee holloway in 200 5. >>> a teenage run away convinces two governments she is someone else and then ends up

join fredericka whitfield every sunday afternoon at 4:00 eastern for a special hour dedicated to theial contenders in the 2012 election. >>> and what about the man all the gop contenders are trying to beat? president obama already has more than $100 million in the coffers for the re-election but one thing he won't have that he did the first time around, the official endorsement of oprah winfrey. why? we'll explain that. >> i don't need to endorse him because i'm a 100% supporter of him and i've already endorsed him and i have already, you know, everybody always asks, are you going to do what you did in 2008. whatdy in 2008 i did because people didn't know really -- my own friends didn't know who he was at the time. do you think that guy's going to be president? i go, yeah, i really do. >> so you're not publicly endorsing him is not a sign of disappointment? >> oh, absolutely not. >> safe to say she remains a number one fan. winfrey did add she would do whatever the president asked her to do and to be, quote, of service. >>> well, a court source telling cnn john edwards is a life thre