Unable to find their target , the men drove around the Falls district in search of a Catholic .
On 27 May , Spence sent four UVF members to kill IRA volunteer Leo Martin , who lived in Belfast .
Unable to find IRA 's target , the men drove around the Falls district in search of a Catholic .
On 27 May , Spence sent four UVF members to kill IRA volunteer Leo Martin , who lived in Belfast .