NPR News Now covers DHS Secretary Mark Mullen warning election officials of prison time for noncompliance with Trump’s demands, following a controversial speech on Chinese interference. The broadcast reports on Michigan Republicans blaming Canada for wildfire smoke, a Taylor Farms lettuce recall linked to a cyclospora outbreak, and continued U.S. airstrikes against Iran. Additionally, it features Dollar General workers protesting store closures in New Orleans and notes a decline in major stock indexes.