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As the first event of the season, the Philadelphia U.S. Professional Indoor attracted all WCT stars at the Philadelphia Spectrum at each of its yearly editions, with Rod Laver, John Newcombe or Marty Riessen winning the event in the early 1970s.
In the late 1980s, Z Channel broadcast a number of the World Wrestling Federation's live events from the Los Angeles Sports Arena, but nowhere near as many as Madison Square Garden (MSG Network), Boston Garden (New England Sports Network) or the Philadelphia Spectrum (PRISM).