The G-20 summit commences on Friday, Nov. 30. 

U.S. investors will be watching closely to monitor President Trump's interactions with Chinese President Xi Jinping.

TheStreet's London Bureau Chief, Martin Baccardax, broke down what investors should be watching during the summit, and--surprise--the U.S. isn't the only country that may be responsible for dropping the market. 

Brexit is in heavy focus as well as more drama unfolded this week. Baccardax has covered Brexit for TheStreet.

Listen as Baccardax breaks down the current political situations in both Europe and the U.S.