Joseph Cao gets back on the campaign trail
Former Louisiana Congressman Joseph Cao said he is going to run for attorney general.
He is challenging current Attorney General, Buddy Caldwell, who said he will run for re-election.
Caldwell recently changed his party affiliation from Democrat to Republican.
Cao is a Republican from New Orleans.
He was defeated for re-election in November.
Primary Elections are October 22.
The General Election will be held on November 19th.