Stocks Almost Always Rise Before an Election. Not This Year

``Blame it on narrowing polls and the experience of traders during the last political drama they were asked to navigate, Britain's vote to secede from the European Union, which proved costly to anyone going all-in on odds makers. A tightening race has sent the S&P 500 down eight straight days, the longest slump since 2008, and pushed the CBOE Volatility Index to its lengthiest streak of gains on record.''