U.S. Congress delegation led by Senator John McCain left here today after an official visit to Yemen, Saba reported. During the visit, the U.S. delegation met with Yemeni President Ali Abdullah Saleh and discussed cooperation aspects between Yemen and the U.S. as well as the latest developments at regional and international levels in addition to the U.S. businesses in Yemen. Meetings were also held between the U.S. delegation and Yemeni officials. The meetings focused on ways of enhancing relations between the two countries in various fields. The U.S. delegation arrived in Yemen on Sunday for a two-day official visit.