Janet Jackson is pregnant, according to a new report. The singer, who will turn 50 on May 16, is said to be expecting her first child with Qatari billionaire husband Wissam Al Mana, Entertainment Tonight reported Wednesday. Early last month, Jackson postponed her “Unbreakable” tour, citing “doctor’s orders.” “We’re in the second leg of the tour, and there actually has been a sudden change … My husband and I are planning our family, so I’m going to have to delay the tour,” she said in a video clip. “Please, if you can, try to understand that it’s important that I...