Sixth-worst single day drop in history.
The Dow Jones Industrial Average dropped 630 points Monday, the sixth-worst drop in recorded history. This is the first day of trading since Standard & Poor's downgraded the United States' sovereign credit rating from AAA to AA-Plus. As we investigate the local impact of this development, we'd like to know your thoughts. What do you feel is the cause of this drop? Is anyone to blame? Are you worried about the start of another recession? Are you worried about your 401(k)? Join the conversation and post in the comments. For more on the drop, click here. For a list of the 10 worst Dow drops, click here.