Police are at the scene of an aggravated robbery at a Glenside petrol station. Just before 7.30pm, a man armed with a knife entered the Greenhill Road petrol station, threatened staff and demanded money. Thankfully the victim was not physically injured. The suspect fled on foot with cash. Police are in the area searching for the suspect; who is described as a man of Caucasian appearance aged in his early 30s. He is 160cm tall, with an olive complexion, a small moustache, short dark hair and was wearing dark clothing.  – See more at: http://www.sapolicenews.com.au/more-news/17536-service-station-robbery-glenside.html#sthash.LVvVDozd.dpuf