Cardano (ADA) is facing resistance around the $0.70 level, with upward momentum fading and selling pressure increasing.Analyst Ali Martinez suggests that Cardano may retest lower support levels after being rejected at a key resistance trendline.Despite recent pullback, Cardano rallied 40% from April lows but now faces renewed selling pressure amidst market uncertainty.ADA's current price level is at $0.6563, indicating growing bearish momentum and the potential for a deeper retracement if $0.63 support is breached.