sentences:  Saudi Arabia signed billions of dollars of deals with U.S. companies in the arms industry and petroleum industry, including Lockheed Martin, Boeing, Raytheon, General Dynamics, Northrop Grumman, General Electric, Exxon Mobil, Halliburton, Honeywell, McDermott International, Jacobs Engineering Group, National Oilwell Varco, Nabors Industries, Weatherford International, Schlumberger and Dow Chemical.In August, 2018, a laser-guided Mark 82 bomb sold by the U.S. and built by Lockheed Martin was used in the Saudi-led coalition airstrike on a school bus in Yemen, which killed 51 people, including 40 children.On May 27, 2020, Bob Menendez, a Democrat on the Senate Foreign Relations Committee claimed during a CNN op-ed that the Trump administration had been covertly working on plans of initiating a new sale of weapons contract worth $1.8 billion to Saudi Arabia.