In the United States, Indian-American Vivek Lall, who has played key roles in some of the major defence deals between India and the United States, has joined American aerospace giant Lockheed Martin. <br/><br/>Lall, a renowned aerospace leader, who was with the General Atomics wherein he played a key role in sale of high-tech drones to India, has now joined Lockheed Martin as vice-president of strategy and business development.<br/><br/>Lall most recently was associated with the successful agreement between the White House and the Indian Government to sell unarmed Sea Guardian drones.<br/>This was announced during Prime Minister Narendra Modi's June 2017 trip to the US.