NEW : Sheriff spokesman says there were text messages sent from missing agent 's phone . Lewis called in case of missing real estate agent , police say . Police say he left hospital immediately after crashing his car . Police continue their search for Beverly Carter .
NEW : Sheriff spokesman says there were text messages sent from missing agent 's phone . Lewis arrested in case of missing real estate agent , police say . Police say he left hospital Sunday after wrecking his car . Volunteers resume their search for Beverly Carter .