Detectives in British Transport Police are appealing for information after a man was robbed at knifepoint at Frizinghall train station in Bradford.
The victim, a 24-year-old Heaton man, was robbed of his iPhone and a rucksack containing an iPad by two men, one of whom was carrying a small folding pocket knife.
The victim had walked down the stairs on to platform one to catch a train to Leeds, when he was approached by the two men at about 7.40am on April 16.
The two men have been described as Asian, aged 19 to 21, both approximately 5ft 7ins tall and of slim build.
One had long stubble on his face and was wearing a grey Adidas tracksuit top with his hood up.
The other man, who was carrying the penknife, had short stubble and short hair brushed forward on top.
He was wearing a blue jacket and tracksuit bottoms.
Anyone with information should call 0800 405040, quoting incident number PSUB/B5, or Crimestoppers on 0800 555111.