A Goldman Sachs Group Inc. investment banker’s stash of cash in a sunglasses case shows there’s a risk he might flee before his trial on insider-trading charges, U.S. prosecutors said in a letter opposing his request to be released from house arrest. Goldman Sachs Vice President Bryan Cohen had $24,000 in the case, hidden in a dresser drawer in his closet, prosecutors in Manhattan said Tuesday in a letter to a judge. The French citizen also has an overseas bank account with more than $533,000 and owns four properties in France worth over $500,000, prosecutors said, citing Cohen’s tax returns. U.S. District Judge ... (full story)