Law enforcement agencies throughout Stanislaus County will be joining together to conduct DUI checkpoints and saturation patrols in Oakdale and Stanislaus County this Memorial Day weekend as part of the Avoid the Twelve campaign. DUI saturation patrols will occur Friday, May 23, and Sunday, May 25, throughout Stanislaus County. DUI checkpoints will be conducted on Saturday, May 24, and Monday, May 26, in the City of Oakdale.