They know Trump is just killing time until March 5th and has them against the ropes. No deal means huge ICE raids beginning March 6th all over the country...not just California. Check mate.
https://www.vox.com/2018/2/15/17018044/senate-failed-immigration-daca-deal-whats-next
https://www.vox.com/2018/2/15/17018044/senate-failed-immigration-daca-deal-whats-next