Bitcoin reaches a new high of $66K, leading cryptocurrencies on a new bull run.

On Monday, Bitcoin (BTC-USD) began a new bull run, rising more than 6% in the previous 24 hours to a new all-time high, as investors flocked to the expanding cryptocurrency market.

The largest cryptocurrency gave up some of those gains in early Monday trade, but it was still within hearing distance of $66,371.58, close to its…