News Wrap: Officials probing attack near U.S. base in Iraq

In our news wrap Tuesday, the U.S. is investigating an attack near an American military base in Iraq, President Biden's top medical advisor Dr. Anthony Fauci said it will take longer than expected for COVID-19 vaccinations to reach most of the U.S., police in Myanmar filed a new charge against deposed leader Aung San Suu Kyi, and a cold and quiet Mardi Gras took place in New Orleans.