CLEAN : US homeland security chief defends expulsions, condemns officers on horseback

The transcript covers a range of topics including opening remarks, DHS expulsion flights to Haiti, the historical context of immigration issues, public health measures related to immigration, and President Biden's approach to border policies. The discussion emphasizes the need for immigration reform and the importance of maintaining ethical standards in handling migrants.

What is the speaker's stance on the treatment of migrants?

What does the speaker suggest is necessary for addressing the immigration system?