You would think that would be worth a lot, but it doesn't seem to be in money value - this isn't the Washington Post but you get the idea, I pasted it from eBay
VINTAGE NEWSPAPER HEADLINE~PRESIDENT KENNEDY JFK KILLED
Item condition: Used
Time left: 6d 09h (Jan 06, 201102:38:25 PST)
Bid history: 0 bids[Refresh bidhistory]
Starting bid: US $17.95
But I recommend keeping it.