Wuhan Rounds Up the Infected as Death Toll in China Jumps Health officials are focusing on faster diagnoses of the coronavirus. A Chinese doctor who warned of the outbreak has died.

Health officials are focusing on faster diagnoses of the coronavirus. A Chinese doctor who warned of the outbreak has died.

• Death toll in China surpasses 600.
• Health officials focus on faster diagnoses.
• Wuhan is told to round up infected residents for mass quarantine camps.
• Chinese doctor who warned of outbreak has died.
• Refunds for U.S.-China air travel increase 500 percent.