Macau casino stocks took a huge hit on Friday following the arrest of 10 casino junket officials. On Monday, Bank of America analyst Shaun Kelley said the arrests are just the latest example of Macau being a high-risk speculative bet at this point. Related Link: If You Invested $1,000 In Penn National Gaming Stock One Year Ago, Here's How Much You'd Have Now “This development, in our view, is more of a crackdown/intervention risk than the concession process from back in September, but is yet another example of the 3 C’s (COVID, crackdown and concession) risks that make Macau difficult…