France's flagship aircraft carrier the Charles de Gaulle has 50 confirmed coronavirus cases on board, the French Defense Ministry said in a statement Friday.

“The results of the 66 tests carried out concluded that there were 50 cases of COVID-19 on board the Charles de Gaulle. No worsening of the health of the seamen on board is currently noted. In addition, three seamen were evacuated as a precautionary measure on the morning of 9 April,” the statement read.

A medical team arrived on board on April 8, according to the Defense Ministry.

The flagship carrier is in the Atlantic, with an anticipated return to the French city of Toulon on April 23.