 All right, it's time to get a preview of the 4 o'clock news with WBAL-TV 11's Mindy Becerra. What's coming up, Mindy? Hey, Tori. Here's some of the big stories we're following for 11 News at 4. Nationwide technology outage. Major delays at BWI Thurgood Marshall Airport. Sinai Hospital cancels all non-emergency surgeries.