The battle between "South Park""South Park" creators Trey ParkerTrey Parker and Matt StoneMatt Stone and Scientology is escalating. The dust-up gained steam last week when Isaac Hayes, a practicing Scientologist who has long been the voice of the character Chef, quit after objecting to a "South Park" episode called "Trapped in the Closet," which lampooned both the religion and Tom CruiseTom Cruise. The skirmish continued this week, when Comedy CentralComedy Central abruptly pulled a repeat of that episode that was scheduled to air Wednesday evening...