The Asian giant hornet is an invasive species that poses a grave threat to bees—and even to humans who cross its path. These aggressive hornets will slaughter entire colonies of bees to feed on larvae, and can sting humans through protective beekeeping garb. Officials in Washington state, where the insects were first spotted in the U.S., are trying to eradicate them before they spread to the rest of the country. NewsHour Weekend’s Mori Rothman reports.