Gertrude Baines dies at age 115 , was world 's oldest person . Baines , whose grandparents were slaves , worked as a maid in Ohio State University dormitories until her retirement , and lived at the Los Angeles convalescent home for more than 10 years . Score: 6 Baines was oldest African-American to vote for President Obama .
Gertrude Baines dies at age 115 , was world 's oldest person . Score: 6 Baines was oldest African-American to vote for President Obama .