if you launch enough spearfishing attacks no matter how sophisticated you are in defense, adversary like russia is going to get in. reporter: the hearings will take a bigger picture look against all cyberthreats against the u.s. gregg? gregg: caroline, thanks. the new year brings big changes to state laws. nevada joins the growing list of states legalizing recreational marijuana. and in colorado, licensed medical marijuana growers can now sell it as well. minimum wage hikes also kick in today for colorado, maine, arizona and washington state. california gun owners facing new restrictions after governor jerry brown signed a law banning semiautomatic rifles equipped with, quote, evil features such as pistol grips. amazon is requiring online retailers to charge sales tax to utah residents rather than relying on the honor system. three new subway stations opened in new york city along