FDA on Friday barred importation of genetically engineered (GE) salmon for human and animal food products until the agency finalizes draft labeling guidance as required by the Omnibus spending package signed into law in December. The draft guide's voluntary labeling plan has sparked controversy, and Sen. Lisa Murkowski (R-AK) said Friday she would continue to hold up Senate confirmation of FDA chief-nominee Robert Califf as she presses for mandatory labeling. FDA approved AquaBountyTechnologies' GE Atlantic Salmon in November, after years...