Canadian actress Rachelle Lefevre ("Twilight") will play a lead role in creator John Wells' ("ER") new medical drama for CBS, following a mobile medical team that travels the US helping out in life-or-death crises.Lefevre, who previously co-starred in the CBS drama series "Swingtown", then played vampire 'Victoria' in the Vancouver-lensed "Twilight" movies, will play a field doctor on the new series...
