If the president is engaging in risky behavior during the COVID-19 pandemic, can the Secret Service – or anyone – stop him?

By Kim Hjelmgaard, William Cummings and Matthew Brown, USA TODAY of USA TODAY |

President Donald Trump walks to Marine One prior to departure from the South Lawn of the White House in Washington, DC, October 2, 2020, as he heads to Walter Reed Military Medical Center, after testing positive for Covid-19.

© SAUL LOEB, AFP via Getty Images