WSJ: “Hundreds of federal, state and local U.S. law-enforcement agencies have access without court oversight to a database of more than 150 million money transfers between people in the U.S. and in more than 20 countries, according to internal program documents and an investigation by Sen. Ron Wyden. The database, housed at a little-known nonprofit called the Transaction Record Analysis Center, or TRAC, was set up by the Arizona state attorney general’s office in 2014 as part of a settlement reached with Western Union to combat cross-border trafficking of drugs and people from Mexico…”