SACRAMENTO -- With President Obama's numbers slipping amid the rancorous debate over health care policy, state Republican Party Chairman Ron Nehring couldn't be more pleased as his party takes its first steps into the 2010 campaign. "It's going to be a good election cycle," said Nehring, who is presiding over the state GOP convention in Indian Wells this weekend. "We'll have the wind at our back." Nehring's enthusiasm rests in three "leading indicators" that suggest that Republicans may be emerging from their electoral slump: the president's approval ratings, generic ballot strength and party self-identification, which he says have all "moved...