O/R Healthcare giant CSL Ltd CSL.AX slid 0.8% after Paul McKenzie as its new chief executive officer and managing director. Dec 13 (Reuters) - Australian shares rose on Tuesday, tracking Wall Street's sharp gains overnight, as investors awaited key U.S. inflation data and the Federal Reserve's policy decision for clues about the pace of interest rate hikes next year. Investors will be closely monitoring the U.S. consumer inflation data on Tuesday, ahead of a possible 50 basis-point rate hike by the Fed on Wednesday.