New CA Law Aids Early Detection of Breast Cancer By Mark Prell • Apr 1, 2013 TweetShareGoogle+Email Measures in each chamber would ban grocery and big box stores from offering plastic bags by the year 2015. The new law affects women with “dense breast tissue,” which makes cancer harder to spot on a mammogram. Also: The plastic bag ban debate is back... Listen Listening... / 2:00 Monday, April 1st, 2013 TweetShareGoogle+Email