Police say 23-year-old Timothy Harper, wanted in connection with a June shooting at the Franklin Avenue Minneapolis library, has turned himself in. A 42-year-old immigrant homeless man was brushing his teeth inside the library restroom when he was shot, and he was left paralyzed.

3M is planning a new lab facility at its Maplewood headquarters, the company has told employees. The facility, to be home to 700 researchers, could open by 2014, KSTP reports. The company in recent years has shifted more of its research and development work overseas.

Inge Thulin formally took the reins at 3M during the company's annual shareholders meeting. Thulin is a 33-year employee of 3M, beginning in his native Sweden. He says he wants to boost revenue from last year's $29 billion to the $50 billion threshold.

After 10 years at Maplewood-based 3M, Mauro Porcini will now focus on expanding Pepsi's 12 biggest brands, Fast Company reports. At 3M, Porcini had a role in designing office supplies, health care products and built a sought-after design team. Porcini joins PepsiCo on July 2.

A 3M executive says the $50 million investment is part of a "five-year strategy for China to increase annual sales 15 to 20 percent." The Maplewood-based manufacturer plans to develop new technology and products for the China market -- 3M's biggest overseas market.

A Minneapolis mother says a security guard told her to leave the Minneapolis Central Library because she was breast-feeding in public, despite Minnesota law that allows breast-feeding in public. The security company says it is turning the incident into a teachable moment for employees.

The company blamed "slowing economic growth" as sales of consumer electronics fell. The Financial Times says 3M is a leading indicator of consumer trends.

3M and a California-based nanotechnology company will work together to sell a new film that allows LCD displays to deliver richer, truer-to-life color. The Maplewood-based company will provide optical film, as well as engineering and design help. 3M says the film could be used inside TVs, laptops and desktop computers, tablet computers and smartphones.