 Shares of Lumber Liquidators Holdings Inc. were indicated down about 5 in premarket trading Wednesday, after the wood flooring retailer reported first-quarter profit that beat expectations but sales that came up short, as results continued to be impacted by tariffs on certain products imported from China. Net income fell to 10.6 million, or 36 cents a share, from 12.2 million, or 42 cents a share, in the year-ago period. 