A State Department official who served in the U.S. embassy in Kiev told Congress that the Obama administration tried in 2016 to partner with the Ukrainian gas firm that employed Hunter Biden but the project was blocked over corruption concerns. George Kent, the former charge d’affair at the Kiev embassy, said in testimony released Thursday that the State Department’s main foreign aid agency, known as USAID, planned to co-sponsor a clean energy project with Burisma Holdings, the Ukrainian gas firm that employed Hunter Biden as a board member. At the time of the proposed project, Burisma was under investigation in...