Coca-Cola (KO) failed MA50. Should it further break below the purple horizontal line, the next major support would be at the crossing of MA200 and the orange horizontal line.
Also, more than 100 stocks broke below MA50, including UNH and WMT. Click the link below to view them:
360miq.com/screener?market=NYSE%20%2B%20NASDAQ&ma50=Close%20cross-under%20MA50