Federal employees across the country, many of whom have worked from home since the COVID-19 pandemic, were back at agency offices Monday under President Donald Trump's return-to-office mandate. Billionaire Elon Musk, who is leading Trump's Department of Government Efficiency scouring government agencies for suspected waste, delivered a warning Monday to workers on his platform X. Starting this week, those who still fail to return to office will be placed on administrative leave, Musk wrote. Lee Zeldin, Trump's new administrator of the Environmental Protection Agency, said Monday on X, formerly Twitter, Full-time, COVID-era remote work is DONE under @POTUS leadership. In a video he posted, Zeldin said average attendance at EPA headquarters on Mondays and Fridays last year was less than 9% of employees. Our spacious, beautiful EPA headquarters spans two city blocks in D.C. across five buildings, Zeldin said. But our hallways have been too vacant, desks empty and cubicles filled with