The police operation involving a barricaded man in an apartment on Cadillac St. has ended peacefully.

Heavily armed policewere spotted Wednesday as of 7 p.m. at the scene of a matter in the Mercier-Hochelaga-Maisonneuve borough.

Police would only say that one man was barricaded in the apartment near Notre Dame St. E alone and that it ended peacefully.

Local residents sent photos to CTV Montreal, expressing concern about the situation that they say involved some 15 police officers with large weapons.