When a team has a stable environment there is great communication up and down the chain of command from the owner to the equipment manager. The GM and head coach talk often and keep chemistry between coaches and the personnel department. Chemistry in an NFL front office is more elusive than people realize.."And it's a very tough river to navigate."Searchers from the sheriff's office, state police and area fire departments fanned out Tuesday across a squaremile area of Webber Township, which is about 65 miles north of Grand Rapids.In addition, dozens of current and former Grand Valley State players, coaches and staff hopped on a bus and headed north to Lake County to lend a hand in the search effort.Grand Valley coach Matt Mitchell, who was a defensive assistant when Finnerty led the Lakers to national titles in 2005 and 2006, as well as former Grand Valley coach and current Notre Dame offensive coordinator Chuck Martin were among those helping out.Finnerty, who starred at