Newsom among prominent Democrats endorsing Harris for presidential nomination

The transcript discusses the conclusion of the current presidential term, with the president serving until January 20th. Vice President Kamala Harris is endorsed by the president to lead the Democratic ticket, with no challengers yet. Harris expresses her intent to earn the nomination, and attention shifts to her potential running mates. The Biden campaign transitions to Harris for President, marking the start of legal preparations.

What is the focus of attention now that no official challengers to Harris have emerged?

What committee filed paperwork to officially become Harris for president?