A carjacking on the east side of Indianapolis led to a 7-mile police chase along East 38th Street late Tuesday night. Police said an undercover officer saw the crime happen in the Spanish Oaks Apartments near 38th and North Mitthoeffer Road. The undercover officer tried to make an arrest, but the carjacker sped off. The officer was able to stop the chase near 38th and Keystone Avenue. The accused carjacker was arrested.