3M reported second-quarter earnings of $1.71 per share, an increase of 3% versus the second quarter of 2012. Sales grew 2.9% year-on-year to a record $7.8 billion. Organic local-currency sales grew 2.3% and acquisitions added 1.9% to sales. Currency impacts reduced sales by 1.3% year-on-year. Operating income was $1.7 billion and operating income margins for the quarter were 22%. Second-quarter net income was $1.2 billion and free cash flow was $1.3 billion. The company paid $436 million...