After Hurricane Katrina in 2005, Beyoncé and Rowland founded the Survivor Foundation to provide transitional housing for victims in the Houston area, to which Beyoncé contributed an initial $250,000. The foundation has since <answer>expanded to work with other charities</answer> in the city, and also provided relief following Hurricane Ike three years later.
How has this foundation changed in recent years?
expanded to work with other charities