Prosecutors at the Manhattan District Attorney's Office have begun presenting evidence to a grand jury as they work to secure an indictment against Mangione for the killing of Thompson, sources told ABC News.An indictment could strengthen the case for extradition, which Mangione is fighting.
"He has constitutional rights and that's what he's doing" in challenging the interstate transfer, defense attorney Thomas Dickey told reporters on Tuesday. At least two other search warrants have been issued so far in the New York case. They include to search the hostel where the suspect stayed in New York City, as well as the backpack containing Monopoly money and a jacket that was found in Central Park and is believed to belong to him, sources said.