United Nations: Days of speculation ended with a wave across a table. Would Prime Ministers Narendra Modi and Nawaz Sharif meet, pundits, diplomats and journalists wondered. Or would they shake hands? Or have a "pullaside" - a quick conversation on the sideines?

They finally got their answer at Modi's last UN event about four hours before he left on Monday: They exchanged a couple of waves and smiles across the table at the Peacekeeping Summit convened by President Barack Obama. And that was it. Sharif waved first and Modi responded.