11.   He suggested the killing was related to business activities.

12.   He was the third journalist to be slain in New Delhi in the past two months, but it was unclear if the killings were related to their work.

13.   It was not immediately clear if the two killings were related.

14.   It was unclear if the killings were related to the ethnic tensions in the province and no further information was immediately available.

15.   Ocean City police have asked Bridgeton police to compare notes from their investigations to see if the killings are related, Everingham said.

16.   Police said they were convinced the killing was related to his investigation, but had not announced the arrest any suspects.

17.   Some believe the killings are related to a series of raids police have been carrying out in high-crime neighborhoods over the past year.

18.   Some believe the killings are related to a series of surprise raids police have been carrying out in high-crime neighborhoods over the past year.

19.   Swiss authorities in Bern and Geneva have refused to comment on whether the killing was somehow related to the simmering conflict between Muslim militants and the Egyptian government.

20.   The discovery of the gun appears to confirm earlier reports that their killings were related to the drug trade.