What would you give for your dog to live longer?
b'A U.S. biotech company has unveiled an anti-aging drug that could increase a dog\\u2019s lifespan by a full year. The drug isn\\u2019t on the market yet, but it\\u2019s sparked some debate about what\\u2019s in the best interests of the animal \\u2014 and what people would give for a little extra time with the animals they love.'