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As a growing number of flying objects are shot down in US airspace, the Biden administration is still trying to explain just what鈥檚 going on...and even fielding the odd question about aliens. Why are Americans so obsessed with extra-terrestrials?

Meanwhile, on ground level, many are asking why national media took so long to start covering a major train derailment in Ohio that released hazardous chemicals into the air of a nearby village.

In Florida, Governor Ron DeSantis has been talking up his move to ban an advanced high school African-American studies course, possibly laying the framework for his presidential bid. Americast talks to Harvard professor, Evelyn Brooks Higginbotham, who helped devise the course.

And in South Carolina, Anthony has been at the launch of Nikki Haley鈥檚 presidential campaign. But does she really stand a chance of winning?

Find out more about our "undercover voters" here: /news/world-us-canada-63530374.

Email Americast@bbc.co.uk with your questions and comments and send us a message or voice note via WhatsApp, to +44 3301239480.

This episode was made by Phil Marzouk and Cat Farnsworth. The studio director was Mike Regaard. The assistant editor was Simon Watts. The senior news editor was Sam Bonham.