Kansas City Comets forward Leo Gibson, center, the all-time leading goal scorer in professional indoor soccer history, announced he will retire after the season. Gibson will be honored by the team in its regular-season finale Saturday night against the San Diego Sockers at Cable Dahmer Arena. Photo credit: David M. Rainey/Examiner file photo
By Bill Althaus bill.althaus@examiner.net Leo Gibson, arguably the greatest player in the history of the Kansas City Comets, will retire at the end of this…