El Nino to Bring Heat and Wildfires as Summer Burns On Without Record-Breaking Scorching

This summer isn't breaking heat records -- yet. Wait until El Nino kicks in, scientists say. Deadly heat waves have parked over cities and wildfires are burning in North America and Europe, while the world's oceans are the hottest ever recorded for this time of year. A strengthening El Nino is predicted to bring even more extreme weather conditions in the coming months.