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Stephen Sekula (steve@chirp.cooleysekula.net)'s status on Friday, 02-Jun-2017 07:22:33 UTC Stephen Sekula Manel Martinez (@_IFAE) explains the state of gamma ray astronomy. #blois2017 https://twitter.com/drsekula/status/870538607391625216/photo/1 https://chirp.cooleysekula.net/attachment/33370