 that the country needs more air defense systems. Meanwhile, Russia says a Ukrainian drone strike killed at least five people in Russia's Kursk region. With record numbers of holiday travelers expected to take flight this weekend, WTOP hit the airport to ask, how early should you arrive? More from our Matt Koufax. I've been hearing about it, but I haven't really seen it yet. TSA says an estimated 3 million people turned up at airport checkpoints Friday, and more are coming.