A lawsuit that was launched in 2020 against then-President Donald Trump and his administration accusing them of unconstitutionally clearing racial justice protesters at Lafayette Square Park by using chemical irritants, including tear gas, before Trump used the area for a photo op holding a bible, could come back to haunt the former president. The lawsuit in question, Buchanan v. Trump, ended up being settled with the government. But damage claims against Trump and other officials present at the square that day, like former Attorney General Bill Barr, still remain, Law&Crime reported. The dama…