Amazon.com, Inc. AMZN's pop-up stores in conjunction with Calvin Klein are up and running, but some on Wall Street aren't convinced they represent the future of shopping. The Analyst Morgan Stanley's Brian Nowak maintains an Overweight rating on Amazon's stock with an unchanged $1,250 price target. The Thesis The "Calvin Klein X Amazon Fashion" holiday retail experience consists of pop-up stores in which consumers can interact with Amazon Echo devices that answer questions about the exclusive underwear products. SourceThere is a breakout of the rising channel, so a bit of downside still holds. $AMZN, Amazon.com, Inc. / D