San Francisco D.A. on motive of Pelosi attack suspect

<p>A top House committee chairwoman demands answers from U.S. Capitol Police about the Paul Pelosi attack, raising serious questions about the security for U.S. lawmakers. The San Francisco district attorney trying the case against the suspect joins to answer what the next steps will be and what the motive for the attack was. Also, new U.S. intelligence leads to disturbing discussions inside the Russian military about scenarios for using nuclear weapons in Ukraine.<br><br></p><p>To learn more about how CNN protects listener privacy, visit cnn.com/privacy</p>