Is this the worst January ever for US stocks? It's close

There's an old saying in markets: So goes January, so goes the year.
Investors better hope it's not true. The S&P 500 currently sits higher by 36 points on the day to 4362. That puts the month-to-date move at -8.47%. The all-time worst January was in 2009, which produced an 8.6% decline.
To beat tha