By Stephanie Witt Sedgwick: State Sen. Jennifer Wexton (D-33) faced off against Rep. Barbara Comstock (R- 10) on Sept. 21 for the Congressional candidates’ only debate so far in the campaign. In a discussion restricted to business issues, Wexton attacked the GOP-led tax act for benefiting the top 1% and decried the erosion of bipartisanship under the leadership of a…