Across the ten topics the frequency of topic coverage was similar between CNN and Fox. While some of this may be down to terminology usage and sub-topic specificy within other topics (ie. Foreign Policy, etc.) immigration and crime remain fair and away the most discussed topics, particularly on Fox. 

But how are they talking about these topics?

To investigate this question, GDELT was used to collect the usage data of a handful of common terms, specific to Immigration and Crime: