Detectives from Taskforce Lunar have arrested a man and seized an imitation firearm as part of their investigation into a fire at a business in Fawkner yesterday.
A 19-year-old Westmeadows man was arrested in Westmeadows this morning with assistance from the Special Operations Group and he will now be interviewed by police.
A gel blaster imitation firearm was also located during a search warrant at the Westmeadows address.
The arrest and seizure follows a suspicious fire at a convenience store on Major Road shortly before 6am on Thursday, May 16.
A vehicle was driven into the business and set alight, causing minor damage to the front window.
This fire is one of 51 arsons at stores selling tobacco across Victoria.