Shares in Credit Suisse dropped more than 20%, falling to a record low. Mark Zandi, Chief Economist at Moody's Analytics, adds context to the situation.

CNN's Rosemary Church interviews a leading scientist about a massive seaweed blob twice the size of the US that's headed for the Gulf of Mexico.

Argentina is grappling with an unprecedented late-summer heatwave as temperatures soar to record-breaking levels -- causing crops to wither, helping wildfires spread and adding huge pressure to a country already facing an economic crisis.

Maj. Gen. James "Spider" Marks (Ret.) shares why he thinks Russian President Vladimir Putin directly requested a Russian fighter jet to take down a US drone over the Black Sea.

Chinese billionaire and proclaimed dissident Guo Wengui was arrested Wednesday and charged with defrauding thousands of followers out of more than $1 billion through complex investment schemes, US prosecutors announced Wednesday.

Shares in European banks slumped Wednesday as speculation about the health of Credit Suisse reignited the market turmoil sparked by the collapse of Silicon Valley Bank.