Tuesday on the NewsHour, President Biden calls on world leaders to promote peace and stand with Ukraine against Russia's invasion. Then, we report from on the ground in Ukraine where U.S. support is bolstering the effort to retake land from Russian forces. Plus, the auto workers strike enters its fifth day as a union leader warns of more potential factory shutdowns if talks come to a halt. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders