Judge Hears N.F.L. Arguments to Dismiss Head Trauma Cases

A ruling on the N.F.L.’s contention that the concussion-related lawsuits of more than 4,000 former players should not be heard in court is expected by this summer. src="http://pi.feedsportal.com/r/163067916209/u/197/f/640374/c/34625/s/2a86706e/a2t.img" border="0"/>