Man admits to pushing American off cliff in 1988 gay hate crime

Steve Johnson, brother of U.S. murder victim Scott Johnson, hugs his wife Rosemarie as they arrive at the Supreme Court in Sydney on Monday (Photo: Rick Rycroft / AP)

A man told police he killed American mathematician Scott Johnson in 1988 by pushing the 27-year-old off a Sydney cliff in what prosecutors describe as a gay hate crime, a court heard on Monday.

Scott White, 51, appeared in the…