Pfizer in talks on $5 billion acquisition

American drugmaker Pfizer is close to a deal to purchase Global Blood Therapeutics, which manufactures a recently approved drug against sickle-cell anemia, for $5 billion, the Wall Street Journal has reported.

California regulator accuses Tesla of false advertising

A California regulator has accused Tesla of misleading consumers about its driver assistance systems, and has filed complaints that could potentially prevent the automaker from selling its cars in the state, US media reported Friday.