Politico: Ted Cruz took a break from the campaign trail on Tuesday to dive headlong into an aggressive Capitol Hill attack on mainstream climate science - the kind his fellow Republican presidential contenders have mainly sought to avoid.
Less than eight weeks before the crucial Iowa caucuses in which he's leading the latest polls, Cruz convened a Senate subcommittee hearing where he criticized environmentalists as "alarmists" and questioned "the objectivity of climate research." Also joining the hearing...