Mystery surrounds the death of Bobbi Kristina Brown

MILAN, ITALY - MAY 03: Whitney Houston daughter Bobbi Kristina attends the concert of Withney Houston held at Mediolanum Forum on May 3, 2010 in Milan, Italy. (Photo by Vittorio Zunino Celotto/Getty Images)

Mystery surrounds the death of Bobbi Kristina Brown

Anderson Cooper 360

The 22-year-old daughter of Whitney Houston died yesterday in a hospice near Atlanta. CNN's Miguel Marquez looks at the tragic death of Bobbi Kristina Brown.

03:38 - Source: CNN

Bobbi Kristina Brown 14 videos

MILAN, ITALY - MAY 03: Whitney Houston daughter Bobbi Kristina attends the concert of Withney Houston held at Mediolanum Forum on May 3, 2010 in Milan, Italy. (Photo by Vittorio Zunino Celotto/Getty Images)

Mystery surrounds the death of Bobbi Kristina Brown

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Daughter of Whitney Houston, Bobbi Kristina Brown, dies

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BEVERLY HILLS, CA - FEBRUARY 12: Singer/actress Jennifer Hudson (R) and Bobbi Kristina Brown poses at the 2011 Pre-GRAMMY Gala and Salute To Industry Icons Honoring David Geffen at Beverly Hilton on February 12, 2011 in Beverly Hills, California. (Photo by Larry Busacca/Getty Images For The Recording Academy) *** Local Caption *** Jennifer Hudson;Bobbi Kristina Brown

Daughter of late Whitney Houston dies at 22

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Bobby Brown seen outside daughter's hospice facility

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HOLLYWOOD, CA - AUGUST 16: Bobbi Kristina Brown (R) and Nick Gordon arrive at Tri-Star Pictures' "Sparkle" premiere at Grauman's Chinese Theatre on August 16, 2012 in Hollywood, California. (Photo by Frazer Harrison/Getty Images)

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Whitney Houston's daughter hospitalized

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2012: Costner offers support to Bobbi Kristina

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Whitney Houston's daughter found unresponsive in a tub

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