See photos of the destruction caused by Hurricane Harvey, the strongest hurricane to hit the United States since Charley in 2004.
Flooding from Tropical Storm Harvey is overburdening resources as authorities in and around Houston scramble to save those trapped by the high waters.
Scientists say warm waters and stagnant winds in the upper atmosphere built a monster of a storm. Whether climate change is to blame is less clear.
Catch up on the news about Hurricane Harvey, which has devastated large areas of Texas.
Hurricane Harvey, now a Category 4 storm, is hitting the Texas coast with harsh winds and torrential rain. Houston, Corpus Christi and Galveston are in its path.