Republican Texas Sen. Ted Cruz clashed with a group of climate activists who interrupted his remarks at a Thursday night event. Protesters sat themselves on the stage next to Cruz and began chanting slogans, ostensibly to bring attention to the issue of climate change and protest against Cruz’s positions on energy, during Cruz’s remarks at a Thursday evening event hosted by a conservative organization in Washington, D.C. Cruz did not back down, instead using the microphone to question the activists about their knowledge of basic climate and energy facts, grainy footage of the incident posted t…