Supreme Committee for Delivery & Legacy (SC) secretary-general Hassan al-Thawadi and Technical Delivery Office vice-chairman Yasir al-Jamal met with a delegation of US Congressmen at Ras Abou Aboud Stadium Monday. They were joined by Sheikh Meshal bin Hamad al-Thani, Qatar's ambassador to the US, and ambassador Greta C Holtz, charge d’affaires of the US embassy in Qatar, the SC tweeted.