Bernard Marcus, the billionaire founder of Home Depot, just endorsed Donald Trump for president. In a deranged guest piece on the right-wing Real Clear Politics website, Marcus blamed Pres. Biden for homelessness, undocumented border crossings, the state of American education and more before praising Trump's "excellent stewardship of the United States during his first term in office." When corporate leaders use their power and influence to try to help elect politicians like Donald Trump, it's up to us to hold them accountable.