"... SB 967 is the CA Affirmative Consent bill. Affirmative consent must be ongoing throughout a sexual activity. When a co-sponsor was asked how can a student prove consent to sexual activity under this law? She answered, "...Your guess is as good as mine..." ..."
Read the entire article: http://www.bustle.com/articles/35152-college-sexual-assault-bill-to-be-discussed-by-california-legislature