On Monday afternoon, Providence Police in Rhode Island released new surveillance footage of the person they think is their suspect.

PROVIDENCE, R.I. >> Police officers went door to door through the streets of Rhode Island’s capital city this afternoon in search of video footage that might help them track down the gunman who killed two students and injured nine others at Brown University this weekend.

Authorities released a "person of interest" on Sunday after determining the evidence pointed "in a different direction". Police called on the public to help as they released a new video on Monday.

Two people were killed on Saturday and nine were wounded in a shooting at Brown University, the mayor of Providence, Rhode Island said. The suspect remains at large, according to police.

Two people were killed and nine others, all or nearly all of whom are also believed to be students, were injured in the attack on Saturday.