Soldiers patrol La Mora as the community prepares to hold the first funerals for some of the women and children from the extended LeBaroon family who were killed by drug cartel gunmen, in La Mora, Sonora state, Mexico, Thursday, Nov. 7, 2019. Three women and six of their children were gunned down in an attack while traveling along Mexico's Chihuahua and Sonora state border on Monday. (AP Photo/Marco Ugarte)
Security Secretary Alfonso Durazo is not saying how many people have been arrested or giving any information on what organization they belong to.
His department did not respond to requests for further information Monday.
The ambush attack occurred Nov. 4 in the Mexican state of Sonora. Authorities suspect Mexican drug cartel hit men carried out the attack.
The victims were dual U.S.-Mexican citizens, members of Mormon communities settled over a century ago in northern Mexico but is not affiliated with The Church of Jesus Christ of Latter-Day Saints.