the frontline of the fight against climate change. our first look at obama in alaska when "all in" starts right now. good evening from new york. i'm chris hayes. the republican presidential field has found the perfect slogan for 2016 courtesy of its current front-runner. forget love, it's time to get tough. that line is the centerpiece of a wildly inflammatory video donald trump released on instagram attacking jeb bush for bush's stance on immigration. >> yes, they broke the law, but it's not a felony. it's kind of -- it's an act of love. >> repeats what's become a central theme of the trump campaign, the idea of the inherent criminality of undocumented immigrants, hispanics in particular, that draws on anti-immigrant rhetoric from the nativist right. that is contra dicked by most of