South Korea and North Korea held secret military meetings three times in December 2012, with the details of the meetings still unclear, multiple South Korean media outlets reported on Tuesday evening.

The meetings were apparently held after the South announced that it would completely shut off communication with the North in the aftermath of the sinking of ROK Navy Corvette Cheonan, an incident the South still blames the North for.

“The [ROK] military held secret meetings with the National Defense Commission (NDC) three times,” part of the leaked government document reads, which dates back to December 2012, just a few