Company Disputing News Today

Next here, to that developing headline from las vegas. tonight, the hotel now revealing its own timeline, involving that hero security officer who was shot and who then called for help, and the massacre. abcs senior national correspondent matt gutman back in las vegas. >> reporter: tonight, the owners of the mandalay bay out with a new timeline of what they say happened the night of the massacre. the company disputing what police have said and insists there was no six-minute gap between the time...