Every weekday, the CNBC Investing Club with Jim Cramer releases the Homestretch — an actionable afternoon update, just in time for the last hour of trading on Wall Street. Market moves: In Wednesday afternoon trading, the S & P 500 gave up its earlier gains. The market seemed to lose momentum around noon ET as President Donald Trump said at his first cabinet meeting that Canada and Mexico tariffs would go into effect. He also said tariffs will be coming on imports from the European Union….