A deadly crash in Connecticut last week of a vintage B-17 has cast a pall over the band of brothers -- and sisters -- who enjoy riding in vintage planes and raised questions of whether machinery more than 70 years old should be flying passengers. The propeller-driven 1945 bomber went down at Hartford airport Wednesday, killing seven of the 13 people aboard, after the pilot reported engine trouble on takeoff. The cause of the fiery wreck is under investigation. Read more on Military.com.