©2016 Bloomberg News O3A5ER6K50XT (Bloomberg) — Billionaire real estate developer Donald Trump came under fire Sunday for passing up a chance to condemn former Ku Klux Klan leader David Duke and other white supremacists, as well as for retweeting a quote from Italian fascist Benito Mussolini. “I know nothing about David Duke,”

©2015 Bloomberg View NZBH476JTSEJ (Bloomberg View) — Even as negotiators were completing a new global accord on climate change last week, a lung-burning haze choked two major world capitals, infuriating residents and reigniting debate about the costs of headlong development. As China and India rush to clean their cities’ hazardous air, they can