10 Things in Politics: Biden issues warning to Putin

GettyGood morning! Mark your calendars for April 28. House Speaker Nancy Pelosi has formally invited President Biden to give his joint address on that night. If this was forwarded to you, sign up here. I'm Brent Griffiths. Send tips to bgriffiths@insider.com or tweet me @BrentGriffiths.Here's what we're talking about today:Biden issued a warning to Russian President Vladimir PutinWhat you need to know about the temporary pause in Johnson & Johnson COVID-19 shotsBiden is set to announce his p