BETTER LIVING THROUGH BOTOX: Teresa Heinz Kerry, an admitted fan of Botox injections, claims, "I've got a lot of life inside." - Victoria Will WASHINGTON —John Kerry's wife, Teresa Heinz Kerry, touts herself as "sexy" and "cheeky" in an interview being broadcast tonight. "I'm cheeky, I'm sexy, whatever. You know, I've got a lot of life inside," the 65-year-old first-lady wannabe says with a giggle in an interview with CBS News. When CBS correspondent Byron Pitts tells her that not many women her age say they're sexy, she quips, "How many of that age have you asked?" Her comments...