“Nobody wants to go to the middle of the desert to figure out what soils are.” So Mahowald has been collaborating with NASA on the Earth Surface Mineral Dust Source Investigation mission, or EMIT, which launches to the International Space Station next month.

But they quickly sent an update when they arrived on the scene: “Boss, we found some energetic material,” an agent on the ground reported by phone to William Sweeney, the FBI assistant director in charge of the New York office.

First, the safety panel thinks NHTSA should do more to gauge how self-driving developers are running their test operations on public roads.

At the plant’s quality-control laboratory, an investigator scrutinized the results of high-performance liquid chromatography tests, which measure the impurities in a drug sample and display them as a series of peaks in a record called a chromatogram.

Special Counsel Robert Mueller ended his two-year investigation into Russian interference in the 2016 election with his sole public comment Wednesday, a surprise appearance at the Justice Department that had a clear and stark message: America, read my report.

A Complete Guide to All 17 (Known) Trump and Russia InvestigationsORGE SILVA/AFP/Getty ImagesWhile popular memory today remembers Watergate as five DNC burglars leading inexorably to Richard Nixon’s resignation two years later, history recalls that the case and special prosecutor’s investigation at the time was much broader; ultimately 69 people were charged as part of the investigation, 48 of whom pleaded guilty or were found guilty at trial.After three weeks of back-to-back-to-back-to-back bombshells by federal prosecutors and special counsel Robert Mueller, it’s increasingly clear that as 2018 winds down, Donald Trump faces a legal assault unlike anything previously seen by any president—a total of at least 17 distinct court cases stemming from at least seven different sets of prosecutors and investigators.