All four living former American presidents paid tribute on Sunday to the life and legacy of Jimmy Carter, who died on Sunday at age 100. The condolences came from Donald Trump, the former and future president who is set to be sworn back into the White House next month, as well as Barack Obama, George W. Bush and Bill Clinton, who praised Carter for working “tirelessly for a better, fairer world." Carter was the longest living former commander-in-chief in U.S. history, and his relationships with...