Viernes (4/jan/2013)
MORENO VALLEY - "DUI/Driver's License Checkpoint on Friday, January 4, at an undisclosed location within the city limits between the hours of 9:30 PM and 3:30 AM." (http://www.riversidesheriff.org/press/mvs13-0104.asp)
REDLANDS - "10 p.m. Friday Jan. 4 to 3 a.m. Saturday Jan. 5 on westbound Brookside between Eureka and Grant streets." (http://redlands.patch.com/articles/13-arrests-during-recent-dui-operations-in-redlands-checkpoint-sked-1-4-1-5#photo-12564350)
SAN DIMAS - "driver's license checkpoint in San Dimas on Friday. The checkpoint will be near the corner of Arrow Highway and Valley Center Avenue from 7 p.m. until 3 a.m." (http://www.dailybulletin.com/breakingnews/ci_22296022/dui-checkpoint-friday-san-dimas)

Sábado (5/ene/2013)
PERRIS - "DUI/Driver's License Checkpoint on January 5, 2013, within the city limits between the hours of 7 p.m. to 2 a.m." (http://www.riversidesheriff.org/press/per13-0105.asp)
SANTA MARIA - " Between 6:00pm and 2:00am" (http://www.kcoy.com/story/20495228/santa-maria-pd-set-to-hold-weekend-dui-checkpoint)
SUN VALLEY - "DUI checkpoint in Sun Valley Saturday from 8 p.m. to 2 a.m....at Roscoe Boulevard and Sheldon Street" (http://northhollywood.patch.com/articles/weekend-dui-checkpoints-planned-for-sun-valley-north-hollywood)

Domingo (6/ene/2012)
NORTH HOLLYWOOD - "checkpoint is scheduled for the North Hollywood area Sunday from 5 p.m. to 2 a.m." (http://northhollywood.patch.com/articles/weekend-dui-checkpoints-planned-for-sun-valley-north-hollywood)

...Y más adelante... (3/feb) SUNNYVALE - "The checkpoint will take place from 9 p.m. to 3 a.m. on Mathilda Avenue between Washington Avenue and El Camino Real." (http://www.mercurynews.com/sunnyvale/ci_22271670/sunnyvale-shorts-dps-organizing-sobriety-checkpoint- feb-3)