Saint Chaos chimes in..
“We support DHS,” Mattis told reporters. “We’ll respond if requested.”
Pressed further on the optics of having kids kept on secure military bases, Mattis was quick to provide context: “We have housed refugees, we have housed people thrown out of their homes by earthquakes and hurricanes. We do whatever is in the best interest of the country.”
https://www.militarytimes.com/news/your-military/2018/06/20/mattis-says-military-will-house-immigrant-kids-if-asked/