. >>> new from president trump af br u.s.ed he agents fire tear gas at hundreds of migrants. >>> a lookad. >>> by now we've all seen the video of the confrontion as the tension down there continues to escalate. lester holt will join us on the set tonight at 6:00 as we break down the csis and loo ahead to what could be nextat in story. our i-team is taking us behind the scenes in harmer's ferry, west virginia. it is a facility used to treat.g that's comp tonight. that and a whole lot more at 6:00. >>> we'll look forward to it. thank you. >>> there's still time on get in on a cyber monday deal. if you haven't shoppedye you don't want to wait. >> a look at the top things you should not buy outoday. >> yl have a tougher time. >> yl have a tougher time. coming up, giving it hasn't always been easy, has it? ♪ee there have bn days when you doubted yourself. ♪ and days when you were ready to quit. ♪ but you didn't. ♪ because you had the courage to venture into something powerful. education. if i leave you with just three words of advice: never...stop...growing. [cheering] >>> well, today as you