Former U.S. Marine and 2018 candidate for South Carolina governor John Warren has started Gem Mining after raising over $200 million in institutional capital, according to a statement on Wednesday. The company claims its operations are 92% carbon neutral.Warren served four years on active duty as an infantry officer in the U.S. Marine Corps. In 2018 he lost in the Republican … [Read more...] about Ex-Marine and South Carolina Politician Raises $200M to Start Bitcoin Mining Company