Merrick Garland actually said...

The Department of Justice has a strong interest in the prosecution of election-related crimes such as those involving federal and state camp...

Partisan politics must play no role in the decisions of federal investigators or prosecutors regarding any investigations or criminal charge...

the Department of Justice prosecution against those using marijuana in compliance with state, territory, or tribal laws is, quote, 'not an e...

I think this signals that the investigation is not solely related to the physical attack on the Capitol on January 6.