*TV sitcom director and Directors Guild of America chief Jack Shea, a veteran of “The Jeffersons” and “Sanford and Son,” died on Sunday in Los Angeles at age 84. Shea directed 110 episodes of “The Jeffersons” and 91 episodes of “Silver Spoons,” in addition to “Sanford and Son,” “Designing Women,” “Growing Pains” and “The Waltons.” [...]