Ethereum 2.0 developers agreed in a call to move up the launch of a milestone 0.12 testnet to Monday, to ensure all engineers are on deck for the genesis block.
Source: https://cointelegraph.com/news/latest-eth-20-testnet-on-track-for-june-launch
Latest Eth 2.0 Testnet on Track for June Launch
June 25, 2020
CoinTelegraph