Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
identify whether following news is true or not

Input:
Argentine navy says unusual noise heard on day sub disappeared;BUENOS AIRES (Reuters) - An unusual noise was detected last week on the day an Argentine submarine went missing, near its last reported position, navy spokesman Enrique Balbi told reporters on Wednesday. Pressed by reporters on the nature of the detected sound, Balbi declined to say whether it indicated an explosion or other emergency aboard the ARA San Juan, which was last heard from on Nov. 15.;November 22, 2017

### Response:
True news

### End