Danny Sullivan of Google has confirmed that Google is updating its algorithm. He called it another broad core update. - A broad core update means that Google is not targeting any niche or any particular signals, like quality. In a broad core algorithm update, Google is not targeting anything.
Source: https://twitter.com/searchliaison/status/1105842166788587520
Source: https://twitter.com/searchliaison/status/1105842166788587520