Trust wins Silver in Thames and Chiltern CIPR PRide Awards 2012. Posted on 28/11/2012 NARU»News Wire»Ambulance Trusts»South Central Ambulance Service»Trust wins Silver in Thames and Chiltern CIPR PRide Awards 2012. South Central Ambulance Service NHS Foundation Trust’s (SCAS) 999 Misuse Costs Lives campaign has been named silver winner of the Healthcare category in the 2012 Thames and Chiltern Chartered Institute of Public Relations (CIPR) PRide Awards.