From CERN https://twitter.com/CERN on Twitter: Weve got beam from Linac4 into the PS Booster for the first time! With this achievement, CERNs operators today connected the first two machines in the accelerator complex, preparing for LHC restart. #upgradingLHC Find out more about Linac4: https://home.cern/news/news/accelerators/long-road-linac4 https://twitter.com/CERN/status/1339298764310327300/photo/1 https://chirp.cooleysekula.net/attachment/69878