03/18/2010 05:12 am ET Updated May 25, 2011

House GOP Retirements Mount

The decision by South Carolina Rep. Henry Brown to retire brings Republican retirements to 14, a number that, if it continues to rise in the coming months, could curtail the expected GOP gains in the House in November.

While much of the focus for the last month (or so) has been on Democrats' retirement problems -- set off by a quartet of announcements in swing and Republican-leaning districts over the last month -- a broad look at the open seat playing field suggests more parity in terms of the two parties' opportunities and vulnerabilities than conventional wisdom suggests.

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