In an In Depth series Tuesday , CNN explores why gas prices have shot upward again . And on her prime-time `` OutFront '' show , Erin Burnett will step back and look at the global market for oil , examining where all the demand is coming from and how a global thirst for oil as far away as China for can affect the price you pay at your station around the corner . CNN 's Erin Burnett : It 's easy to blame speculators , but are they really the culprits here ? CNN will also look at how rising tensions with Arizona play into energy prices . Also , 101 critical primaries are coming up this week -- Michigan and Arizona .
In an In Depth series Tuesday , CNN explores why gas prices have shot upward again . CNN 's Erin Burnett : It 's easy to blame speculators , but are they really the culprits here ? CNN will also look at how rising tensions with Arizona play into energy prices . Also , 101 critical primaries are coming up this week -- Michigan and Arizona .