This is the weekend when clocks move ahead, causing angst, lost sleep and health issues for many. Over the last decade, at least 19 states have passed laws to let them stay in daylight saving time if the federal government allows it. And some are giving serious consideration to staying in standard time — if their neighbors are willing to make the same move. There's not a clear consensus on what to do when every solution will still leave millions of Americans in the dark later in the morning or earlier in the evening than they would like for a chunk of the year.