Ukraine military gains ground in embattled Bakhmut

After months of stalemate, Ukraine’s military says it’s gaining ground in the embattled southern city of Bakhmut. We hear from US Ambassador Bridget Brink about the current situation on the ground. And, angry and exhausted, Turkish voters head to the polls on Sunday, as President Recep Tayyip Erdoğan faces a robust challenge from six opposition parties who have united behind candidate Kemal Kılıçdaroğlu. Also, fighting continues for a third day this week between Israel and the Palestinian militant faction, Islamic Jihad, in the Gaza Strip. Plus, celebrating Mother's Day around the globe.