In a second reversal of the Bush administration, Interior Secretary Ken Salazar said Wednesday he is scrapping leases for oil-shale development on federal land in Colorado, Utah and Wyoming. Salazar rescinded a lease offer made last month for research, development and demonstration projects that could have led to oil-shale works on 1.9 million acres in the three states, greatly expanding the program. "I am withdrawing that Jan. 14 solicitation because in my view it was a midnight decision, and it was flawed," Salazar told reporters on a teleconference call from Washington, D.C