san francisco federal judge california rule close nov. election change longstanding law state ban take photos mark ballot late court rule pertain vote selfies u.s. district court judge william alsup say wednesday lift ban last minute would create confusion unfair people run poll station secretary state law design prevent voter intimidation many believe outdated age social media also wednesday federal court judge colorado hear arguments case challenge 19th century law criminalize show complete ballot others denver district attorney mitch morrissey say include post social media litigant case tell reuters judge expect rule friday late last month federal court side michigan man say law ban voters take picture mark ballot share social media unconstitutional violation first amendment right free speech controversy ballot selfies rise national prominence pop singer justin timberlake post photo take vote hometown memphis 37 million followers instagram authorities tennessee one 18 state restrictions photos vote booths mark ballot initially say investigate singer say think good use resources survey release week find 20 percent register voters plan take selfies vote also find 72 percent respondents register vote share opinions 2016 presidential election social media incline share social media less 34 years old accord survey poll 3,608 u.s. mobile phone users voters choose u.s. president tuesday well u.s. senators representatives state local officials california judge say late change vote selfie law