Another tumbling block for Polkadot (DOT) as its price has declined by over 10% touching $7.70 after closing July in flying colors. Further, DOT seems to hold on to the support zone above $8 especially as the coin will encounter hurdles at $10. Just when it thought it was bound for the home run, the ETH killer succumbed and slumped after wowing everyone with an impressive bullish streak. More so, Polkadot was seen to have a bearish movement and has tanked to $7.70. DOT Price Spikes 12% Then Drops 10% Overnight As July was nearing its end, DOT harbored support coming from the bulls. Dubbed the top performer among all altcoins, DOT is winning by over 40% as seen from July 26 to 31 showing five successive green candles. Impressively, DOT’s powerful performance helped the coin tick off previous resistance levels. CoinMarketCap data shows that DOT was able to bounce back from an intraday low on July 26 that registered at $6.53 jumping to as high as $9.21 by July 31. DOT price soared by 12% on August 1 but hit a juncture on the road and fell flat by 10%. DOT Making Some Gains at $8.22 As of this writing, DOT was able to recover and made some gains seen at $8.22 which shows a price pump of 4.72% according to the CoinMarketCap daily chart. Despite the gains, DOT is facing hurdles at $10. It is believed that if the bulls pushed harder, it could breach the current level and escalate further. DOT seems to be putting a tight grip on the $...