What is the BEST example of a primary source Ellis could use for information about a tornado that happened yesterday?

The BEST example of a primary source that Ellis could use for information about a tornado that happened yesterday would be a firsthand account or testimony from someone who directly experienced the tornado. This could include eyewitness testimonies, photographs or videos taken by individuals present during the tornado, or even written or recorded interviews with survivors. These primary sources would provide immediate and firsthand information about the event, allowing Ellis to gather accurate and reliable information.