overnight. all have been taken into temporary custody and determined not to be security threats. the detentions come as a new fox news poll shows the majority of voters oppose obama's plan to let 10,000 refugees into the u.s. and nearly 50% think that it is, quote, very likely that one of those refugees will carry out an attack. time now for a look who's talking. the ranking democrat senator dianne feinstein breaking away from the obama administration saying the u.s. is not doing enough to take down isis. >> i don't think the approach is sufficient to the job. i think there are jare general principles in terms of the administration strategy, but i'm concerned that we don't have the time and we don't have years. we need to be aggressive now. to another fox news alert, belgium on lockdown for the