11.   Neighbors noticed the couple riding motorcycles.

12.   Neighbors also noticed that Kolnhofer drank heavily, with a preference for vodka.

13.   Neighbors noticed the frequent visits by people in luxury cars, said Sanford Pollack, who lives on the street.

14.   Quigley said a neighbor noticed that Stevenson had a severe cough earlier this month, but she declined to seek medical attention.

15.   The only unusual thing his neighbors noticed was that Duran almost always wore fatigues.

16.   The unidentified neighbor noticed that the kitchen window was open and the lights were off.

17.   Then the neighbor noticed an upstairs light in the Falater residence go on.

18.   His body was discovered last Friday after neighbors noticed mail piling up.

19.   The next morning, neighbors noticed that a glass door of the home was broken.