Mike Davidson, president and CEO of Buehler’s Fresh Foods, is once again chairing the American Heart Association’s annual Wayne County Heart Walk.   Davidson also chaired last year’s heart walk, which raised more than $200,000.  The fundraising goal for this year’s event is $220,000.  This year’s heart walk is scheduled to take place in early September, at Wooster’s Oak Hill Park.  To register, donate or simply learn more about the event, visit heart.org/wayneheartwalk.