Oscar Pistorius was quizzed Monday about a tweet he sent months before fatally shooting his girlfriend Reeva Steenkamp in which the Olympian discussed going into “full combat recon mode.”

Prosecutor Gerrie Nel said Pistorius, who is accused of murder, seemed like a person in control of the situation as he approached his bathroom holding a firearm early on Feb. 14 last year. He asked about the tweet Pistorius sent in November 2012 but has since been deleted.

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