First: Breaking news on possible DNA evidence related to the Manhattan CEO murder and new information on how investigators are trying to close in on the gunman's identity. 

Plus: Donald Trump boosts his embattled Pentagon pick, posting "Pete is a winner." It's a new public show of support for a nomination that is essentially hanging by a thread. 

And: Dana discusses preemptive pardon possibilities with Democratic powerbroker Jim Clyburn. 

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