Scarlett Johansson Getting Tapped Left and Right

This from Variety: "Paramount Pictures has tapped Scarlett Johansson for its Tom Cruise franchise sequel Mission: Impossible 3.

Does Paramount know that Jared Leto is also tapping Scarlett Johansson? Maybe the studio can save a little cash if the ink on the contract isn't dry yet. Scarlett's obviously practiced in underselling herself.