Three men remained hospitalised in critical condition and five others were listed as serious on Thursday, the morning after a skydiving plane with 15 people aboard crashed into a wooded area near a small airport in southern New Jersey.

A skydiving plane with 15 people aboard went off the end of a runway in southern New Jersey on Wednesday evening, federal authorities said. A number of casualties have been reported.

Three men remained in critical condition at a New Jersey hospital Thursday afternoon and five others were listed as serious, a day after a skydiving