text:  The federal government does offer low-income families some assistance with home energy bills, but Congress cut $2 billion from that program this year, and there's not nearly enough to go around. What's more, the lion's share goes to cover winter heating expenses, not summer cooling. That's a challenge as more people settle in hot parts of the country. Holly Martin says even with the triple-digit temperatures, he wouldn't trade Las Vegas for his old home in Syracuse, New York.