Washington DC [US], May 24 (ANI): South Asia analyst Michael Kugelman said that US Secretary of State Marco Rubio's visit to India is significant as he came for the Quad meeting. Kugelman, in a conversation with ANI, said that the fact that Rubio is there to participate in the Quad Summit suggests that the Trump administration continues to be committed to the Quad. He said, 'This is clearly a significant mo