A teenager has been arrested following investigations into incidents at Mitcham this morning.
An incident occurred about 1.15am on Thursday 13 February when a man walking along Wattlebury Road, near Barrans Reserve, Lower Mitcham was allegedly threatened by a teenager on a bike.
A short time later, about 2.30am, a man was sitting in his car parked at the Mitcham Shopping Centre when he was allegedly approached by a male who threatened him.
In both instances, the suspect was believed to be armed, possibly with an axe.
A 16-year-old boy from Kingswood has been arrested and charged with aggravated assault. He was bailed to appear in the Adelaide Youth Court on 2 April.
Investigations are continuing.
Anyone with any information that may assist the investigation can contact Crime Stoppers at www.crimestopperssa.com.au or on 1800 333 000.