Apple, Kansas City Southern, Snap: Fast Money Picks For August 23

On CNBC's "Fast Money Final Trade", Pete Najarian said that Apple Inc. AAPL is going higher.

Karen Finerman thinks that iShares MSCI Mexico Inv. Mt. Idx. (ETF) EWW should be bought.

Dan Nathan sees more upside in Snap Inc SNAP.

Guy Adami wants to buy Kansas City Southern KSU.