The Trump administration is reportedly considering a land swap involving a small section of Yosemite National Park and a private real estate developer.
A DOJ court filing argues the center faces a "death spiral" without Trump help.
China, Turkey and the United Arab Emirates are Iran’s largest trade partners.
The move comes days after trade talks broke down between the U.S. and Canada.
Trump said Martin is leaving his post as pardon attorney at the DOJ.
Sources familiar said the discussions have been going on most of the summer.