via press release:
"BIG BROTHER" WINS TIME PERIOD IN VIEWERS AND KEY DEMOGRAPHICS
BIG BROTHER placed first in its time period in viewers, adults 18-49, adults 18-34 and adults 25-54, continuing its summer-long winning streak, according to Nielsen preliminary live plus same day ratings for Wednesday, July 27.
BIG BROTHER WEDNESDAY was first in households (3.9/07), viewers (6.64m), adults 25-54 (2.8/08), adults 18-49 (2.3/08) and adults 18-34 (1.9/07).
Updated Wednesday ratings will be available later today.