State Senator Andy Dinniman with members of the New Century Club during a tree planting ceremony in Hoopes Park. Pictured (from left to right) are Nancy Berg, Pat Horrocks, John Snook, Dinniman and West Chester Borough Urban Forester Denise Dunn-Kesterson. WEST CHESTER — With an invasive beetle species  threatening ash trees across the state and the nation, West Chester is taking the lead to ensure...