The Democratic National Committee (DNC) on Friday raised the prospect that the London-based professor who told former Trump campaign adviser George Papadopoulos that Russia had "dirt" on Hillary Clinton may be dead.DNC lawyers wrote in court filings Friday that Joseph Mifsud, who spoke to Papadopoulos during the 2016 presidential election, "is missing and may be deceased," Bloomberg News reported. The lawyers did not elaborate. The DNC stood by its claim in a statement to The Hill on Friday. The committee indicated that an investigator had been used to find Mifsud, who had disappeared for months, and was told the Maltese...