Gov. Chris Christie is campaigning hard on his law and order credentials following the Paris terror attacks.

Chris Christie speaks during the Sunshine Summit conference on November 14, 2015 in Orlando, Florida. (Photo by Joe Raedle/Getty Images)

Two things are happening.

One: More people are listening to him and Republicans who have written him off are giving him a second look. Some poll numbers show his support growing.

Two: Democrats have largely been silent. On the Syrian refugees crisis, Democratic criticism of Christie has been very muted.

Has Christie finally found the one issue that can give him momentum?

His numbers in Iowa and New Hampshire suggest it is possible.