The Advertiser | Alleged North Adelaide Post Office robber arrested after two-hour siege with police ABC Online A man who allegedly robbed the North Adelaide Post Office at knifepoint was arrested overnight after a two-hour stand-off with police. Police allege the man threatened staff at the Tynte Street business with a kitchen knife at 4:20pm on Tuesday. He was ... Dramatic arrest over post office robbery Man arrested over Post Office hold up, SA |