#218 What's the Kennection?

1) In 1917, Manfred von Richthofen painted his Albatross biplane a bright new color and soon received what famous nickname?
2) Other than oxygen, what noble gas is the only chemical element with a letter 'x' in its name?
3) What's the name of the elderly healer whom Antonio has "bless" him in Rudolfo Anaya's 1972 classic of Mexican-American literature?
4) The fearsome Philadelphia Flyers' front line of the 1990s led by Eric Lindros was known as the "Legion of" what?
5) Interstate 84, as it runs between Boise and Portland, mostly follows what historic pioneer route?
What's the "Kennection"?
Ken Jennings was on Jeopardy! 75 times in a row, so long that your grandma got sick of him. He is the author of nine books, most recently the Junior Genius Guides for children. He lives in Seattle.