Last month, three massive mergers shook the banking and financial services industries, not only because of their size .... but because of the rapid fire pace of announcements. None of the companies involved is a major player in consumer banking in this state, but the situation has many observers wondering if Minnesota companies will be next. Experts say the merger fervor affects a financial services industry that is an important and large part of the region's economy. Bill Catlin has this report. SFX cars on highway. As you approach downtown Minneapolis the city's skyline is literally defined by the financial services industry. The do