A man was arrested at Fairview Pointe Claire in connection with an investigation into death threats and a firearm, police said. The arrest happened in Longueuil, according to CTV News. The suspect was taken into custody on Wednesday. The case involves death threats and an alleged firearm, and Interpol was involved in the investigation, CTV News reported. Police tied the arrest to the ongoing inquiry around the threats and the weapon connected to the mall incident. Investigators moved to detain the man as part of the probe. The man remains under police investigation following the arrest.