New Delhi, July 21 -- The Kremlin said on Tuesday it was in touch with its partners in India after a missile strike killed four Indians on a Black Sea cargo ship as it was leaving the port of Odesa in Ukraine.

Kyiv said Russia hit the Golden Leo - a Guinea-Bissau-flagged ship manned by a crew from India and Syria - with three cruise missiles on Sunday, killing 10 people including four Indians.

The Indian foreign ministry said it had summoned Vladimir Ladanov, the Russian charge d'affaires, to convey "grave concerns" and "unequivocal condemnation" of the attack on commercial vessel MV Golden Leo on Sunday.

The ship had five Indians on board, four of whom were killed, it said.

"Such attacks undermine the safety, security, and stability ...