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Letter to Obama tests positive for ricin
CNN's Dana Bash explains how the White House is reacting after a letter containing poison was sent to the president.
01:09 - Source: CNN
Ricin attacks 5 videos
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Letter to Obama tests positive for ricin
01:09
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- Source: CNN
US President Donald Trump speaks during a meeting with Sebastian Pinera, Chile's president, not pictured, in the Oval Office of the White House in Washington, DC on Friday, Sept. 28, 2018. Trump said he would defer to Senate Judiciary Committee Chairman Chuck Grassley on whether to open an FBI investigation into sexual assault allegations against Supreme Court nominee Brett Kavanaugh.
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Ricin suspected in mail sent to Trump, Pentagon
02:47
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- Source: CNN
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CNN Explains: Ricin
01:51
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- Source: CNN
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Gupta: Ricin a deadly but clumsy weapon
03:23
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- Source: CNN
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What makes ricin so dangerous?
04:45
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- Source: CNN