The threats are ‘no longer speculative’ and ‘not longer hypothetical,’ Rep. Mike Turner said.House Intelligence Committee Chairman Mike Turner (R-Ohio) said Sunday that the United States is currently at its “highest level” for the possibility of a terrorist attack occurring on American soil.During an interview with CBS News, Mr. Turner was asked about reports of recent arrests with individuals with ties to the ISIS terrorist group in the United States.“What’s important about these reports and what we’re seeing, especially in conjunction with [FBI] Director [Christopher] Wray’s public statements, that we are at the highest level of a possible terrorist threat,...