Cardano (ADA) experienced a sharp 16.36% drop in the past 24 hours.The drop is part of a broader crypto market selloff, with multiple altcoins losing double digits.ADA is currently trading at $0.53 and is at a major support zone between $0.50 and $0.52.The reasons behind the crash include heavy sell-offs, outflows from exchanges, global market uncertainty, and weak momentum.