Bobbi Kristina Brown, daughter of Whitney Houston and Bobby Brown, has yet to emerge from a coma since she was found unresponsive in her Atlanta home on Jan. 31. Reuters

Since Bobbi Kristina Brown was first hospitalized on Jan. 31, few details have emerged about why the 21-year-old daughter of singers Whitney Houston and Bobby Brown was found unresponsive in her Georgia home. Her boyfriend, Nick Gordon, remains a suspect, and ongoing conflict between the Browns and the Houstons has made Bobbi Kristina’s story more tragic as time rolls on.

Here’s a timeline of what we know so far:

January 2015

February 2015

March 2015