At today's Senate Judiciary Committee hearing, Sen. Tom Cotton (R-AR) tore into President Biden and Vice President Kamala Harris's immigration policies, calling them the "root causes" of the surge of migrants at the southern border. Stay Connected Forbes on Facebook: http://fb.com/forbes Forbes Video on Twitter: http://www.twitter.com/forbes Forbes Video on Instagram: http://instagram.com/forbes More From Forbes: http://forbes.com