Semiconductor rally: valuation questions

A massive week on Wall Street has traders at the edge of their seats. Jerome Powell takes center stage at what will likely be his last post-policy decision press conference as Fed Chair. If that wasn't enough, earnings from Big Tech names like Apple, Alphabet, Microsoft, and Amazon are out. Trader Talk Host Kenny Polcari looks to make sense of it all with Interactive Brokers Chief Strategist Steve Sosnick and Yahoo Finance Executive Editor Brian Sozzi.