According to an article in the Marin Independant Journal, there will be a driving under the influence (DUI) checkpoint this Saturday night, July 6th.  It will be at an undisclosed location in Sausalito.  It will be up from 6:00 pm until 2:00 am. 

In addition to the checkpoint in Sausalito, the California Highway Patrol has also announced extra patrols throughout Marin County from Tuesday the 3rd until Wednesday the 4th.