Saudi Arabia's King Salman bin Abdulaziz Al Saud (R) and U.S. President Donald Trump (L) react to applause after signing a joint security agreement at the Royal Court in Riyadh, Saudi Arabia May 20, 2017. REUTERS/Jonathan Ernst

The Senate voted 53 to 47 to narrowly defeat legislation that sought to block portions of a new, separate arms sale to Saudi Arabia, agreed during a visit there by President Donald Trump in May.
Arms sales to Riyadh have become increasingly contentious in the U.S. Congress, where some lawmakers object that American weapons have contributed to widespread civilian casualties in a Saudi-led military campaign in Yemen.
Republican Trump’s predecessor Barack Obama, a Democrat, suspended the planned sale of precision-guided munitions in December because of concerns over civilian casualties in Yemen, where the civil war pits Iran-allied Houthi rebels against the government backed by a Saudi-led Arab coalition.
Trump, however, has said he wants to encourage weapons sales as a way to create jobs in the United States.
Senator Ben Cardin, the top Democrat on the Senate Foreign Relations Committee, said the administration had notified Congress about the start of deliveries on …