ETH/USD follows the trend of the broader cryptocurrency market. Apart from that, it is under pressure due to the upcoming Constantinopole upgrade.
source https://www.google.com/url?rct=j&sa=t&url=https://www.fxstreet.com/cryptocurrencies/news/cryptocurrency-market-is-bleeding-with-double-digit-losses-across-the-board-201901110518&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNEU3Qgb70sBmQZJ2sVJsebWrp6hPg
