Mike and Gina Metzler of Newton, Kansas were killed in a motorcycle accident late Thursday, August 17. The family has been active with USA Wrestling/Kansas programs.    Two of their five children, Luke and Seth, are very active in wrestling: Luke was a high school state champion as a freshman last year, and was a Junior All-American in both Greco and Freestyle, while Seth is a prior Kids' state champion.     A memorial fund has been established for the Metzler children at the following: Midland National Bank, 527 North Main, Newton KS  67114, (316) 283-1700    "Those of you who knew them know that Mike and Gina were deeply devoted to their family, and were very supportive of their children in whatever endeavor they undertook," said Mike Juby, USAW Kansas state chairperson.    Their funeral was held on Monday, August 21 at 2:00 at Grace Community Church in Newton.