I've compiled this information from the Columbus Dispatch and from a little research on my own.
May 10, 2003 (Saturday) *The next day was Mother's Day*
Chevy Cavalier, car ran out of gas, owner and 2 others walked for help around 3am. When they came back the car had been shot at twice. The hood, windshield, and windshield wiper had been damaged.
August 31, 2003 (Sunday) *Following day was Labor Day*
Bullet struck a horse trailer. This is the report of the couple seeing "several juveniles" including one with a firearm on an overpass before teh shot was fired. The bullet does not match to the fatal bullet but is considered to be related b/c of the location.
October 10, 2003 (Friday) *The 11th was first day of Tabernacle, the 12 was second day of Tabernacle and the 13 was Columbus Day.*
Pontiac Bonneville Driving home around 12:15 pm bullet struck the left rear tire.
October 11, 2003 (Saturday) *See above for holidays*
Nissan Sentra "bullet ripped" through the car, passed over teh back seat and shattered a rear window.
October 19, 2003 (Sunday) *No close Holidays that I can see*
18 wheeler driving around 11pm driver side window exploded, showering driver with glass. The bullet matched that of the fatal bullet.
November 11, 2003 (Tuesday) *This was Veteran's Day*
Around 1:35 am an alarm triggered police to the unoccupied school in Hamilton Township. The bullet from the school matched the gun used in the homicide.
November 17, 2003 (Monday) *No Holidays that week*
A UPS driver was driving around 11am when he felt a jolt, he discovered a bullet hole in a door behind the driver's seat. Driver states it missed him by 18 inches.
November 18, 2003 (Tuesday) *No Holidays that week*
Police gave the bullet to the driver of a Ford Expedition since it didn't seem significant to police. Bullet was in driver's side door. Investigators have not linked the slug from vehicle to the fatal bullet.
November 21, 2003 (Friday) *6 days before Thanksgiving)*
Bullet shattered the rear passenger window of van around 7:40 pm.
November 25, 2003 (Tuesday) *2 days before Thanksgiving*
Pontiac Grand-Am driving around 10am, bullet punched through the driver side door killing Gail Knisley. Within hours two other vehicles were hit by bullets in the area.
#2 Bullet damaged rear fender well of GMC Jimmy around 2pm.
#3 Coca-Cola driver discovered a bullet hole in backof his semitrailer around 3pm.
November 30, 2003 (Sunday) *3 days after Thanksgiving*
Plymouth Sundance bullet struck passenger side door.
Bullet also was found in a home on the living room floor. The bullet was fired at the house somewhere between Nov. 30th after 11pm and December 1 around 3:30pm. The bullet matched that of the fatal bullet.