San Francisco's proposed crackdown on promotional toys in Happy Meals and other fast-food offerings aimed at kids will bolster the city's reputation as either an out-of-control nanny state or a bold watchdog for public health, depending on who is doing the judging. The proposal, which will have its first public hearing Monday, wouldn't ban the popular toy giveaways outright but would make it illegal for kids' meals to come with prizes if the food exceeds city-set limits on calories, fat, salt and sugar. The restaurant industry has been lobbying hard to defeat San Francisco's proposal, but also is exploring a...