Story highlights Jindal told Fox News' Greta Van Susteren that he was impressed by Rubio's foreign policy

"Marco's been consistent about strengthening America's foreign policy," Jindal said

(CNN) Former Louisiana Gov. Bobby Jindal on Friday endorsed Florida Sen. Marco Rubio for president.

"Marco can unify our party. His optimistic message is bringing voters from across the party lines, from across different demographic groups," Jindal told Fox News' Greta Van Susteren. "He can unify our party. He can win this election in November."

"I think he's a principled conservative. I think he is the right guy to lead us forward," he added.

Jindal, who also was a candidate for president until he dropped his campaign in November, also said he was impressed by Rubio's foreign policy.

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