CBS's MONDAY DEMO WINNING STREAK HITS 5 WEEKS

Comedies and "CSI: Miami" Lead CBS to Another Nightly Win in Adults 18-49 and Adults 25-54

"Worst Week" Tops "Samantha Who?" in Demos for the Second Straight Week

"Two and a Half Men" is Night's Top Program in Adults 18-49 and Adults 25-54

CBS's top rated Monday comedy block and CSI: MIAMI led the Network to its fifth consecutive Monday win in adults 18-49 and adults 25-54, according to preliminary Nielsen ratings for Oct. 20.

BIG BANG THEORY was tied for first in adults 18-34 (2.4/07, with ABC), second in households (5.8/09), viewers (9.28m), adults 25-54 (4.1/10) and adults 18-49 (3.5/09, -0.2 behind ABC).

HOW I MET YOUR MOTHER was first in adults 18-34 (3.0/08), second in households (5.7/08), viewers (9.36m), adults 25-54 (4.4/10) and adults 18-49 (3.9/10).

TWO AND A HALF MEN was first in adults 25-54 (6.1/13), adults 18-49 (5.1/12), second in both households (8.9/13) and viewers (14.55m).

WORST WEEK was second in households (6.3/09), viewers (9.90m), adults 25-54 (3.9/08, -0.1 behind NBC) and adults 18-49 (3.2/07). For the second consecutive week, WORST WEEK topped "Samantha Who?" in both adults 25-54 (vs. 3.8/08, +3%) and adults 18-49 (vs. 3.0/07, +7%).

CSI: MIAMI was first in households (8.7/14), viewers (13.25m), adults 25-54 (4.7/12) and adults 18-49 (3.8/10).

CBS was first in adults 25-54 (4.7/11), adults 18-49 (3.9/10), second in households (7.3/11) and viewers (11.60m).

Updated Monday ratings will be available this afternoon.