It's a championship doubleheader on April 7 at Barclays Center as UFC 223 features the lightweight title fight between Khabib Nurmagomedov and Al Iaquinta and the strawweight championship rematch pitting Rose Namajunas against Joanna Jedrzejczyk. UFC 223: Khabib vs Iaquinta - Saturday, April 7 live on Pay-Per-View from Barclay's Center in Brooklyn, NY.