The Federal Aviation Administration grounded departing flights across the country Friday afternoon, citing safety concerns amid reports of air traffic control communication problems.

The future of state takeovers of Texas school districts is in question as Democrats prepare to gain control of the State Board of Education. The state education commissioner has broad authority over state interventions, including appointing managers to oversee struggling districts. New research finds a common herbicide used to protect corn and soybeans from weeds changes some plants rather than killing them. As Harvest Public Media’s Emma George-Griffin reports, scientists say dicamba can have unintended consequences for nearby weedy plants.