U.S. Secretary of State John Kerry delivers remarks at the completion ceremony of the U.S. Diplomacy Center Pavilion, at the Department of State in Washington, D.C. Watch additional remarks from former Secretaries Albright, Powell and Clinton at the event at: goo.gl/Vyq1fu | U.S. Department of State

U.S. Secretary of State John Kerry testifies before the Senate Foreign Relations Committee on ISIL on March 11, 2015, in Washington, D.C. | U.S. Department of State

Former US climate envoy, John Kerry, is at Davos this week speaking about the importance of the clean energy transition on the global stage. Speaking to Cathy Newman, he says President Trump's famous phrase 'drill baby drill' should be ‘build baby build’ more renewable energy infrastructure. #Trump #DonaldTrump #JohnKerry #Democrats #ClimateChange #CleanEnergy #Davos #USA #Channel4News | Channel 4 News

"We come back...with humility for the absence of the last four years, and we'll do everything in our power to make up for it." U.S. Climate Envoy John Kerry says the U.S. is "proud to be back" at Amsterdam's Climate Adaptation Summit. https://abcn.ws/3qUVFiD | ABC News Politics