RIYADH: Bitcoin, the leading cryptocurrency internationally, traded lower on Tuesday, falling by 1.89 percent to $21,009.99 as of 8:35 a.m. Riyadh time. Ethereum, the second most traded cryptocurrency, was priced at $1,579.22 falling by 1.35 percent, according to data from Coindesk. Bitcoin sales surged at DBS Exchange despite global selloff DBS Group Holdings saw the number