Rob Reiner claims that opponents of Proposition 82, his ballot initiative for universal government-run preschool in California, are making him the issue because they are incapable of arguing against the measure on its merits. In recent days, Reiner has become the issue, but for reasons related to his first political production. The child of show-biz magnate Carl Reiner, Rob Reiner made his television debut as a motorcycle hood in a "Partridge Family" episode in 1970. The following year, Norman Lear cast him as the verbose liberal Michael Stivik in "All in the Family." His fame secured, Reiner went on to...