An issue not addressed in the study is one New Jersey Mr. Christie cited in killing the ARC tunnel, the move that gave rise to interest in the No. 7 train solution in the first place: cost.
This gives the dinosaur-killing rock only 15 million years to move into a suitable place to be flung out of the main belt and to travel to Earth in time for the impact 65 million years ago.
Botha was replaced by the department's most senior detective, Vinesh Moonoo, in a move Phiyega said positioned the department for a "long-haul" investigation of Steenkamp's killing.