CNBC's MacKenzie Sigalos brings you the day's top business news headlines. On today's show, CNBC's Kate Rooney breaks down bitcoin's surge past $48,000 after Tesla's investment. Plus, CNBC's Ylan Mui explains how some states and cities are sending their own stimulus checks as lawmakers in Washington continue to tweak a new Covid relief package.

00:00 -- Intro
0:42 -- Nasdaq closes at all-time high
3:05 -- CNBC Soundcheck
4:51 -- Latest Covid stimulus developments
5:29 -- Individual cities and states send out their own stimulus checks
6:56 -- Numbers Round

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