As California’s attorney general, Kamala Harris successfully defended the death penalty in court, despite her past crusade against it.Related video above: VP Kamala Harris announces economic plans in first policy speechAs a new senator, she proposed to abolish cash bail — a reversal from when she chided San Francisco judges for making it “cheaper” to commit crimes by setting bail amounts too low.And now, as vice president and the Democratic presidential nominee, Harris’ campaign insists that she does not want to ban fracking, an oil and gas extraction process, even though that was precisely her position just a few years ago when she first pursued the White House.Politicians often recalibrate in the face of shifting public opinions and circumstances. Across two decades in elected office and now seeking the presidency for the second time, Harris has not hesitated to stake out expedient and — at times — contradictory positions as …