Between 9 p.m. Thursday and 5 a.m. Friday, [in Travis County] 18 DWI suspects provided breath tests, one suspect consented to a blood test and five search warrants were collected for the remaining suspects, Austin Officer Veneza Aguinaga said.

Details.

[When the new mandatory blood law passed, I wondered whether one result would be an increase in voluntary breath samples. In this small sample in Travis County, there does seem to be that shift. Makes some sense. When faced with increasing knowledge that blood will be taken, even drunks realize it might be easier to just blow. What has been the experience in your county?]