his final public engagement before retiring from his duties. he'll mark the finale of a strength and endurance challenge to raise money for charity. buckingham palace says he may attend certain events alongside the queen in the future. >> that's an impressive challenge. >> 1664 miles. and this is impressive as well. did you see the catch from austin jackson of the cleveland indians? over the fence at fenway. more on how this story ended next in the bleacher report. jack be nimble, jack be quick, jack knocked over a candlestick onto the shag carpeting... ...and his pants ignited into flames, causing him to stop, drop and roll. luckily jack recently had geico help him with renters insurance. because all his belongings went up in flames.