The city on Monday morning confirmed the first case of Zika virus. The patient, who was identified as a woman in her 30s, visited Presence Saint Joseph Hospital after returning from a trip to Columbia with symptoms consistent with the virus.

On Monday, the World Health Organization declared the Zika virus an international public health emergency. Dr. Allison Arwady, chief medical officer of the Chicago Department of Public Health, joins us to discuss the virus and the risk it poses to Chicago jet-setters.

With thunderstorms forecasted in Chicago, airlines cancelled more than 700 flights at Chicago’s airports. The latest cancellations come less than a week after a fire at an Aurora radar facility resulted in thousands of cancelled flights. 

Did you ever wonder how prize racehorses get from Chicago or Kentucky to, say, Dubai? We revisit a story where Jay Shefsky takes us to O'Hare Airport to meet a man who makes his living flying around the world with racehorses. Read an article.

Joel Weisman and his panel of journalists look at public officials’ international travel. Mayor Rahm Emanuel was in Mexico City recently. Mayor Richard M. Daley traveled quite a bit. Is it worth it to the city? And is the mayor accessible enough to the press? How is he different from his predecessor? Watch the web extra video.

Did you ever wonder how prize racehorses get from Chicago or Kentucky to, say, Dubai? Jay Shefsky takes us to O'Hare Airport to meet a man who makes his living flying around the world with racehorses. Read an article.