11.   A wavering front will be the focus for clusters of thunderstorms from the Ohio Valley to the central Plains.

12.   A wavering front will be the focus for clusters of thundershowers from the central Mississippi Valley to the Middle Atlantic States.

13.   Above all, the defensive front is the opening line in an Arizona defense that figures to be characteristically creative.

14.   All fronts are boundary zones between air mass with different temperature and moisture characteristics.

15.   But that Dallas front four is awfully tough.

16.   But that unified front may be just that, a front.

17.   Coaches think the front seven is solid, but there are questions at cornerback and at the two safety spots.

18.   Disregard last week because I think this is what our defensive front is capable of.

19.   Even if they did, the front is by no means certain to accept.

20.   Farther west, a front will be the focus for clouds and showers from the northern Plains to the northern Rockies.