Longueuil police have been involved in a standoff this evening that started around 5:00 P.M.
Police say a man barricaded himself inside his home on Arsène St. They worry he may be armed and suicidal.
Longueuil police spokesperson Martin Simard said the man is alone in the house with no hostages, he has not made any threats towards anyone and they have spoken with him by telephone.
Some residents on the street were evacuated, police have set up a command post and continue to be in contact with the man.