Washington D.C, Mar 31 (ANI): Prime Minister Narendra Modi arrived in the United States to attend the Fourth Nuclear Security Summit which is being hosted by President Barack Obama. Prime Minister Modi is on a three-nation tour that includes visits to Belgium, the United States and Saudi Arabia. During his stay in Washington, the Prime Minister is expected to interact with a group of scientists from US-based Laser Interferometre Gravitational-wave Observatory (LIGO). From Washington, the Prime Minister will travel to Saudi Arabia before returning home.
