sentences:  De León has also criticized National Rifle Association (NRA) Executive Vice President Wayne LaPierre.De León has been criticized himself for erroneously explaining a "ghost gun" as having a ".30 caliber clip" and the ability to "disperse 30 bullets within half a second" in a press conference on Monday, Jan. 13, 2014 at the California State Capital in Sacramento.De León co-authored, with State Senator Hannah-Beth Jackson, SB 967, which required colleges in California to adopt an "affirmative consent standard" and prohibits various affirmative defenses, including prohibiting specified factors that may negate an accused's "mens rea" (for example testing the question of intention in a crime), in college disciplinary proceedings involving allegations of sexual misconduct.