Kenya announces two days of mourning for Wangari Maathai . Kibaki 's announcement said Thursday and Friday would be days of national mourning for Maathai , with the national flag flown at half staff . The Nobel Peace Prize laureate was killed in a car accident on December 12, 2007. She was the first woman from Africa to win the Nobel Peace Prize .
Kenya announces two days of mourning for Wangari Maathai . The Nobel Peace Prize laureate was killed in a car accident on December 12, 2007. She was the first woman from Africa to win the Nobel Peace Prize .