50 people experience cardiac arrest at South Korea's Halloween festivities due to the large crowd.

Approximately fifty persons went into cardiac arrest, and it was thought that a great number of them had died.

During the Halloween festivities in Seoul, South Korea's capital city, the event took place on a congested street.

Pictures and videos taken at the site showed individuals laying face down on the roadway.

CPR was administered on them by the responders in an effort to comfort them.

Many others were also taken to hospitals for further medication