ProPublica - The NSA is a "supercomputing powerhouse" with machines so powerful their speed is measured in thousands of trillions of operations per second. The agency turns its giant machine brains to the task of sifting through unimaginably large troves of data its surveillance programs capture. Read more.
Democratic presidential hopeful Elizabeth Warren told a room full of liberal activists on Saturday that the party needs to fully embrace polices such as higher taxes on the wealthy, wiping out student loan debt and criminal justice reform if they want to win the White House. Read more.