LONDON, ONT. -- A St. Thomas man is in custody and a woman remains at large following an early morning assault.

It happened around 3:30 a.m. Monday on Alma Street, south of Talbot Street.

There are reports that a Taser and batons were used during the incident.

A 43-year-old man took the brunt of the attack and his 32-year-old girlfriend was also targeted.

A 35-year-old man was arrested at the scene without incident but a 42-year-old St. Thomas woman remains outstanding.

Both face charges of assault and assault with a weapon.