Detailed text transcripts for TV channel - MSNBC - 20120402:18:44:00
Of north america. >> thank you very much, everyone. >> we were just watching the news conference being held by president obama as well as mexico's president calderon and stephen harper. also those leaders taking questions. the "news nation," we'll have more on that. we're also following news at the end of this hour. new video ott of the fbi on the scene where trayvon martin was killed last month. the agents of the fbi have been there since this morning. a bureau official says they are conducting what is being called a parallel investigation into the case and focusing on whether trayvon martin'...
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