December 24, 2010 4:30 pm Computer Models Go Haywire About Potential Snowstorm It’s going to be a close call for snow the day after Christmas after U.S. and European models disagree. But officials said there are “numerous problems” with American prediction models. US & World Videos 2:08 Travis Kelce calls Taylor Swift his ‘significant other' as they attend Charity Gala Date Night 1:32 Police search for man accused of kidnapping woman at knifepoint outside Bucks County Wawa 1:12 Police investigate a shooting in Elsmere that left a 17-year-old boy in critical condition 2:47 UPenn students continue to hold an encampment on campus as officials discuss basis for possible arrests 0:20 Officials investigate a deadly crash on the 202 Parkway involving a semi-truck