71.   Investigators said they were unsure of a motive for the killings or a possible connection between the German-born professors and the Chelsea, Vt., teens.

72.   Investigators said they were unsure of a motive for the killings or a possible connection between the German-born professors and the suspects.

73.   Kevin Richardson of the Backstreet Boys visited the Fred Hutchinson Cancer Research Center to talk with experts about possible connections between cancer and the environment.

74.   Police are investigating a possible connection between the murder and a protest Abubakar filed against a rival politician who beat him in the election, claiming election fraud.

75.   Prosecutors said they are investigating a possible connection to a broader drug ring, potentially involving the Hells Angels.

76.   Remembering the John Doe case, Hood contacted Mrs. Chamblee to see if there was any possible connection.

77.   Swedish investigators already studied the possible South African connection a year after Palme was gunned down on a Stockholm street.

78.   The agents had been investigating suspiciously large gold imports for possible connections to drug smuggling.

79.   The authorities are now investigating possible connections between the horrible cases.

80.   The possible Comorian connection came to light when investigators found a Comorian phone number in Kenya, the police said.