Bloomberg's Paul Gulberg speaks with Michael Blaugrund, NYSE COO, Tal Cohen, NASDAQ EVP of North American Markets, Adam Inzirillo, CBOE SVP & Head of North Amer. Equities, Adrian Griffiths, MEMX Head of Market Structure, and Luc Fortin, TMX President of Montreal Exchange, at the Market Structure 3.0: Markets of Today and Tomorrow event hosted by Bloomberg Intelligence. (Source: Bloomberg)