Shares of some top railroads companies were down at the close of trading:

Shares of some top railroads companies are down at noon:

Shares of some top railroads companies are down at 10 a.m.:

An analyst initiated coverage of the rail sector at "Overweight" Thursday, suggesting that the industry should post better earnings than Wall Street expects next year as strong pricing continues and demand returns.

Shares of railroad operators mostly fell Tuesday afternoon as the broader market rally lost steam and an analyst downgraded Norfolk Southern Corp.

To help investors survive the current market volatility, CNBC asked the experts where they're placing their bets in this environment.