New Delhi: The attack which has claimed the life of a Manipuri man here was a "well-coordinated" and "pre- planned" one, the Union home ministry said today even as it expressed "great concern" over the repeated cases of assault in the national capital on people from the northeast.

"The attack seems to be well-coordinated and pre-planned. Police have already obtained some of the footage of the incident," Minister of State for Home Kiren Rijiju said, adding that he was in touch with Delhi Police regarding the investigation.