MSNBC's Antonia Hylton hosts "The Beat" on Friday, July 18, and reports on multiple breaking news developments on Donald Trump and Jeffrey Epstein, including Donald Trump filing a libel suit against the Wall Street Journal over its new Epstein reporting, and Trump's DOJ filing a motion to unseal grand jury testimony about Epstein. Kristy Greenberg, Lisa Rubin, Jelani Cobb, Will Sommer, Steve Inskeep and Pastor Darrell Scott join.