From correspondents in Delhi, India, 02:00 PM IST

Prime Minister Manmohan Singh Saturday left for a four-day visit to the US as the first state guest of President Barack Obama.

His visit will seek to unveil a new framework for deepening strategic partnership around key global challenges ranging from counter-terrorism to climate change and non-proliferation.

Manmohan Singh will hold talks with Obama Tuesday on bilateral, regional and global issues.

(Staff Writer, © IANS)