A US-led crackdown on online scams may hand Southeast Asia an opportunity to combat the scourge, analysts say, as Washington and Beijing find common purpose in dismantling criminal networks that exploit lax governance and human trafficking.The United States launched its “Scam Centre Strike Force” last week to counter cryptocurrency fraud linked to Southeast Asia, estimating that such crimes defraud Americans of nearly US$10 billion a year.Many of these schemes, dubbed “pig butchering” scams,...