11.   The sergeant declined to discuss the motive, saying it remained under investigation.

12.   The Vatican declines to discuss motive.

13.   Police would not discuss a motive, saying it would jeopardize their case.

14.   Authorities had been unwilling to discuss motives in the killings of both Carrillo and the three doctors.

15.   Authorities declined to discuss a motive for the shooting.

16.   Berman would not discuss a motive for the attack.

17.   Conrad would not discuss a motive, but said authorities are seeking insurance records.

18.   He refused to say how police had identified Ignatenko or discuss motives for the string of shocking murders.

19.   He would not discuss possible motives for the killings.

20.   However, Georgian police would not discuss possible motives for the killing.