Some of the young assailants ran away.
Public to be on the lookout.
If persons are caught with unlicensed firearms, criminal charges will be laid.
Ask neigbours to assist when investigating.
Robbers fled in a VW Polo.
Police acted on a tip-off.
Tip-off led to arrest.
Suspects were asking suspicious questions.
Men acted suspiciously.
Stop and search operation yields various arrests.
Commuters to be vigilant.