Effects of time zones on North American broadcasting Effects of time zones on North American broadcasting The scheduling of television programming in North America (namely the United States, Canada, and Mexico) must cope with different time zones. The United States (excluding territories) has six time zones (Hawaii–Aleutian, Alaska, Pacific, Mountain, Central and Eastern), with further variation in the observance of daylight saving time. Canada also has six time zones (Pacific, Mountain, Central, Eastern, Atlantic and Newfoundland). Mexico has four time zones (Pacific, Mountain, Central, and Eastern). This requires broadcast and pay television networks in each country to shift programs in time to show them in different regions. Canadian
Eastern Standard Lombard, the heiress who adopts a tramp in "My Man Godfrey," or Joel McCrea, the Hollywood director who goes underground as a hobo in "Sullivan's Travels", they are driven by conscience to see how the other half lives . . . . If Mr. Greenberg's only achievement were to re-create the joy of screwball comedies, from their elegant structure to their endlessly quotable dialogue, "Eastern Standard" would be merely dazzling good fun. But what gives this play its unexpected weight and subversive punch is its author's ability to fold the traumas of his own time into vintage comedy without sacrificing