Attorney General announces arrest of 4 more people in connection with disappearance of 43 students

The transcript discusses the detention of individuals whose identities are being confirmed. These detentions led to the discovery of four graves, allegedly containing the remains of murdered students. The claims are yet to be verified through proper forensic procedures. Multiple investigation lines are open, including the search for the municipal president, his wife, and the municipal security director to hold them accountable according to the law.

What is the significance of the detentions mentioned in the text?

What was discovered in the four fosas according to the detained individuals?

What steps need to be taken to confirm the claims made by the detainees?

Who are the individuals being officially sought in the investigation?

What does the text imply about the nature of the ongoing investigations?