President John Tyler’s grandson Harrison Tyler, 84, says he’s not impressed with the state of politics today and particularly thinks Newt Gingrich is a “big jerk” for his three marriages. Incredibly, President Tyler, who was born in 1790 and became the 10th president in 1841, has two grandchildren still alive today. His grandson, Harrison Ruffin Tyler, currently maintains the Tyler presidential home, Sherwood Forest Plantation Foundation in Charles City, Va. Harrison said he doesn’t spend much time focusing on the 2012 presidential race — “I can’t stand watching television” — but considers himself a conservative. His big problem this election,...