In an In ##sight series this week , CNN questioned why gas prices have shot upward again . CNN 's Mark Whitaker : We 'll be examining critical questions : . It 's easy to blame speculators , but are they really the problem here ? We will also look at how rising tensions with Iran play into gas prices . Also , two critical primaries are coming up Tuesday -- Michigan and Arizona .
In an In ##sight series this week , CNN questioned why gas prices have shot upward again . CNN 's Mark Whitaker : It 's easy to blame speculators , but are they really the problem here ? We will also look at how rising tensions with Iran play into gas prices . Also , two critical primaries are coming up Tuesday -- Michigan and Arizona .