MSPs welcome Police Scotland's U-turn on plans to use live facial recognition software.
The incident happened on a ScotRail service during the Christmas period last year.
The victim was knocked to the ground in the assault and had to be taken to hospital.
The 12-year-old was accosted while walking along Station Road West in Aberdeen on Tuesday afternoon.
The robbery took place in East Ayrshire at around 8.15pm on Wednesday.
The 13-year-old victim suffered serious facial injuries that required hospital treatment.
James Paton, 72, has not been seen since around 1.30pm on Monday, December 23.