Yemeni fighter 42-year-old Sam Saleh Abdullah, who was severely injured and had his right leg amputated from clashes with Houthi rebels, stops for a photograph, at the Marib Hospital in Yemen, Monday, June 21, 2021. On the most active front line in Yemen's long civil war, the months-long battle for the city of Marib has become a dragged-out grind with a steady stream of dead and wounded from both sides. (AP Photo/Nariman El-Mofty)