THE family of a Sinn Fein member shot dead by loyalists more than 20 years ago is set to sue PSNI chief constable Matt Baggott and the British Ministry of Defence over claims of collusion in his murder. Tommy Casey (57) was shot dead by the UVF at the home of a friend near Cookstown in October 1990. The Casey family believe there was collusion between members of the RUC, UDR and UVF in his murder The father-of-eleven was visiting the empty house when the killer gang struck while his wife sat in a nearby car. It is believed Mr Casey was not the intended target although in the weeks [...]