Stormy Daniels’ detailed testimony about her alleged affair with former President Donald Trump should have been grounds for a mistrial, legal experts told the Daily Caller News Foundation. Judge Juan Merchan denied two motions for a mistrial raised by Trump’s defense attorneys last week in response to Daniels’ testimony, in which they argued many questions prosecutors asked her were irrelevant and only presented to “inflame the jury.” Merchan’s decision was just one of many mistakes he has made, lawyers and former federal prosecutors told the Daily Caller News Foundation, noting that it could …