Two explosions are reported at a flooded Texas chemical plant near storm-battered Houston, just as the region began its slow recovery following Harvey's onslaught.
Rescuers in Texas are racing against time Wednesday to find survivors of Harvey's wrath and take them to safety, with Houston's mayor declaring a nighttime curfew to head off looting as rains persisted and the raging floodwaters continued to rise.
Scientists freely acknowledge they don't know everything about how global warming affects hurricanes, but what they do know is enough to keep them up at night.
