![Adrianna Sanchez, 9, left, uses an umbrella to shield herself and her brother Julian Sanchez, 8, from the afternoon sun as they walk along Bonanza Road near 20th Street Sunday, September 28, 2003. Their mother Marissela Martinez does the same as she walks behind them.](http://media.lasvegassun.com/media/img/photos/2008/04/22/scaled.heat3_t653.jpg?214bc4f9d9bd7c08c7d0f6599bb3328710e01e7b)
ETHAN MILLER / Las Vegas Sun / Sun File Photo
Adrianna Sanchez, 9, left, uses an umbrella to shield herself and her brother Julian Sanchez, 8, from the afternoon sun as they walk along Bonanza Road near 20th Street Sunday, September 28, 2003. Their mother Marissela Martinez does the same as she walks behind them.