A veteran chartmaster warns stocks will crash 11% from their peak as the remarkable market rally loses steam — but these 7 investments look destined for further gains

• US stocks have defied all odds this year, and the market rally only strengthened in July.
• But the S&P 500 stumbled in early August, and strategy chief David Keller sees more downside ahead.
• Here are seven investments that Keller says can defy a market downturn.

After two months of nearly nonstop gains for the S&P 500, a long-time chartmaster warns that the weakness that markets displayed in early August is just the beginning.