she bumped into JFK
of a famous man
"She" is Aleida Guevara March, daughter of Che Guevara, as noted in today's New York Times' piece: A Communist He Was, but Today, Che Sells. (Woops -- looks like the title is different online.)
Yesterday was the 40th anniversary of Che's murder. The NYTs piece comments on the merchandising that flourishes around Che, mostly using the iconic photo taken by Alberto Korda Diaz in 1960, shortly before Guevara's death.