WASHINGTON (AP) — The National Zoo is packing up its American-born panda cub Bao Bao for a one-way flight to China, where the 3-year-old will eventually join a panda breeding program. The cub won't have to worry about finding overhead bin space or dealing with a talkative seatmate on the 16-hour, nonstop flight Tuesday afternoon into Wednesday.Read more on NewsOK.com