CNBC’s Kayla Tausche joins Shep Smith to report on today’s congressional testimony of Homeland Security Sec. Alejandro Mayorkas on border security. Watch 2022 Berkshire Hathaway Annual Shareholders Meeting with Warren Buffett and Charlie Munger on Saturday, April 30 at 9:45 a.m. ET » Subscribe to CNBC TV: » Subscribe to CNBC: Turn to CNBC TV… Continue reading Homeland Security Sec. Mayorkas testifies to Congress on border security