 Yesterday's hearing, witness testimony taken in secret, took place a month sooner than originally planned, and closing arguments are being made today. Russia's top diplomat says the evidence against the Wall Street Journal reporter is irrefutable, but Gershkovich vehemently denies being a spy. Both his employer and the United States insist the trial is an illegitimate sham. The American and Russian governments have been talking about a possible prisoner exchange. Jonathan Savage, Fox News.