Just ahead of the @ehtelescope and @NSF media event at 8am CDT/9am EDT (https://t.co/2InrSz2M13), a "blast from the past": tune that dial to black hole! https://t.co/XC9C6Hrvla (part of my "A View from the Shadows" series) https://twitter.com/drsekula/status/1115958160047656960/photo/1 https://chirp.cooleysekula.net/attachment/56679