A $$3,000$ face value corporate bond with a $6\mathrm{.}5$ percent coupon $($paid semiannually$)$ has $10$ years left to maturity. It has had a credit rating of BBB and a yield to maturity of $7\mathrm{.}2$ percent. The firm has recently gotten into some trouble and the rating agency is downgrading the bonds to $BB.$ The new appropriate discount rate will be $8\mathrm{.}6$ percent. What will be the change in the bond's price in dollars and percentage terms?