Cocaine, amphetamine, steroids and beta blockers were among prohibited substances found in the bloodstreams of greyhounds at Shawfield Stadium in Glasgow.
Officials raise concerns over "resistance" from some officers over the use of new "Vulnerability Assessments" for police informers.
Police Scotland received eight reports alleging domestic abuse by serving officers in the year after they first started recording complaints - but no-one has been convicted of a crime.
'Revenge porn' in Scotland rose sharply over the past year, but the police detection rate was less than 50 percent. Campaigners fear the crime is not being taken seriously enough.
Victims of sexual assaults have had to travel over 100 miles wearing the clothes they were attacked in before they can have forensic examinations.
An expert on neo-Nazis has warned there could be more ‘lone wolf’ attacks in Scotland when political tensions are high.
Every prisoner in Scotland should be given the right to vote in elections, according to an independent penal reform organisation.
Police Scotland has admitted seizing more than a hundred mobile phones a day, amid mounting calls for the government to clarify the rules that protect citizens from police snooping.
A review of undercover policing by Her Majesty’s Inspectorate of Constabulary in Scotland failed to look into claims of unlawful behaviour, says a new report.