The home-furnishings retailer posted weak sales results in its second quarter.Shares of Williams-Sonoma (WSM -7.51%) were pulling back today after the high-end home furnishings company missed top-line estimates and posted declining comparable sales in its second-quarter report.As of 10:56 a.m. ET, the stock was down 8.5% on the news. Williams-Sonoma is still facing headwindsLike most of its home furnishings peers, Williams-Sonoma has struggled in the current environment as the sluggish housing market has we ...