Reliable Sources host Brian Stelter took apart Trump and his allies in right wing media for their ridiculous assertion that the FBI was so busy investigating Russian interference in the 2016 presidential election that they didn't have time to do their job looking into the Parkland Florida shooter. Stelter also sounded the alarm on Trump's increasingly unhinged Tweets, the latest of which took place just a few hours before his show aired. Transcript via Media Matters: BRIAN STELTER (HOST): Unfortunately, two stories have merged this weekend.