American Sniper earned more than all three new releases combined on Friday, which sets it up to easily take first place for the third weekend in a row.The Clint Eastwood war drama added an estimated $10.02 million yesterday, which is off 45 percent from the prior week. Considering how well it held last weekend, that's a surprisingly steep drop; with the Super Bowl coming up on Sunday, Sniper now seems poised to fall around 50 percent over the full three-day weekend ($30 to $32 million).Thro...