Sen. Catherine Cortez Masto's win in Nevada sealed Democrats’ control of the Senate. Meanwhile, after a less than optimal showing by Republicans in the midterms, internal ripples have begun to form over who will lead the party in each chamber. Nikole Killion reports from Capitol Hill. Each weekday morning, "CBS Mornings” co-hosts Gayle King, Tony Dokoupil and Nate Burleson bring you the latest breaking news, smart conversation and in-depth feature reporting. "CBS Mornings" airs weekdays at 7 a.m. on CBS and stream it at 8 a.m. ET on the CBS News app. Subscribe to “CBS Mornings” on YouTube: https://www.youtube.com/CBSMornings Watch CBS News: http://cbsn.ws/1PlLpZ7c Download the CBS News app: http://cbsn.ws/1Xb1WC8 Follow "CBS Mornings" on Instagram: https://bit.ly/3A13OqA Like "CBS Mornings" on Facebook: https://bit.ly/3tpOx00 Follow "CBS Mornings" on Twitter: https://bit.ly/38QQp8B Subscribe to our newsletter: http://cbsn.ws/1RqHw7T​ Try Paramount+ free: https://bit.ly/2OiW1kZ For video licensing inquiries, contact: [email protected]