NEW : The suspect in the killing of Yale pharmacology graduate student Annie Le appeared in court in New Haven , Connecticut , Tuesday , but did not enter a plea , his attorney told CNN . Yale employee Raymond Clark defers plea , attorney says . NEW : Deferring plea is common practice in similar cases , lawyer says . Comment: Annie Le were co-workers at university laboratory . Le 's body was found in wall of lab building on day she was to be married .
NEW : Yale employee Raymond Clark defers plea , attorney says . NEW : Deferring plea is common practice in similar cases , lawyer says . Comment: Annie Le were co-workers at university laboratory . Le 's body was found in wall of lab building on day she was to be married .