Heavy hitters in U.S. media joined prominent First Amendment scholars to file two amicus briefs challenging last summer’s jury verdict that favored former Minnesota Gov. Jesse Ventura in his defamation trial in St. Paul. The friend-of-the-court media brief, filed with the 8th U.S Circuit Court of Appeals, characterizes the $1.3 million jury award to Ventura as unprecedented, with no basis in common law. The scholars’ filing faults U.S. District Judge Richard Kyle’s instructions to the jury. The briefs support Taya Kyle, widow of Chris Kyle, author of the best-selling memoir “American Sniper.” Ventura’s lawyers convinced the jury in a 10-2...