UN agency begins COVID vaccine rollout for 7,500 stranded migrants in Yemen : Rashtra News IOM’s Chief of Mission, Christa Rottensteiner, explained that “immunizing people on the move is key to combatting the spread of the disease.” An estimated 36,000 migrants have been stranded on their journeys due to mobility restrictions, nearly 3,500 in Ma’rib alone. Many are sleeping in overcrowded and unsanitary conditions where the virus can