1.   These valid concerns have become polarized by political extremists.

2.   Two avoidable goals gave them valid concern.

3.   Are those valid concerns?

4.   Attendees seemed to think he raised valid concerns, even if some of his suggestions were antithetical to the scientific norm of sharing information.

5.   Burns said it is too early to support any one plan, and she acknowledged that there are plenty of valid concerns about vouchers that have to be resolved.

6.   Christie acknowledges that there are many naysayers with valid concerns about such issues as cost, theft, obsolescence and educational value.

7.   Gerald Chaleff, a criminal defense lawyer experienced in high-profile cases, said the prosecution has valid concerns about the prospect of a mistrial.

8.   Indeed it is often those valid concerns that are discredited by the excesses of the security state.

9.   Industry analysts say that opportunity looms for a combined Hewlett-Compaq, but they also agree that Hewlett has a valid concern.

10.   Reynolds was joking about staying power through labor disputes, but it is a valid concern for some agents looking at taking on baseball clients.