CNN host Anderson Cooper battled with Arizona state Sen. Al Melvin (R) on Monday night over the fate of a state bill that would allow businesses to refuse service to lesbian and gay customers. Melvin is a candidate for governor who voted for the SB 1062 legislation and is urging Gov. Jan Brewer (R) to sign it. Melvin and other proponents of the bill argue it is a protection of religious freedom for individuals whose beliefs condemn homosexuality. However, Melvin had trouble defending the bill to Cooper and struggled when the CNN host asked him to describe an example where...