Former governor and past presidential candidate Mark Sanford jumped into the crowded race for former South Carolina Sen. Lindsey Graham’s seat on July 23, saying it was time to get national spending under control. The once high-profile critic of President Donald Trump was known as a hardline fiscal conservative and budget hawk as a former congressman. “America is borrowing from the future faster than we’re building it,” Sanford said in a video announcing his campaign posted on social media. “We’ll add about a trillion dollars to the national debt over the next 100 days. And, if left unaddressed, that debt will crush our economy. It will wipe out our savings, and it could even destroy our republic.”...