1990 Strangeways Prison riot April, HM Prison Durham, HM Prison Winchester and HM Prison Wandsworth on 4 April, and HM Young Offenders Institute Glen Parva on 6 April. The weekend of 7 April and 8 April saw protests across the prison system. At HM Prison Leeds there was a sit-down protest after the arrival of over 100 prisoners who had been transferred from Strangeways. At HM Prison Dartmoor, between 100 and 120 prisoners wrecked D wing of the prison, and 12 prisoners also protested on the roof of C wing unfurling a banner that read "Strangeways, we are with you". 32 prisoners from Dartmoor
Topo Chico prison riot Reyes Hernandez, was later charged with murder. A state prosecutor charged prison director Gregoria Salazar Robles and superintendent Jesus Fernando Dominguez Jaramillo for not maintaining the necessary security measures inside the prison. Investigators determined inmates had bats and metal bars that were used in the riot. Some cells did not have locks and inmates were out and about at times they should not have been. After the riot, authorities seized various kinds of contraband items, such as half a kilogram of marijuana, cocaine and other drugs, televisions, and USB memory sticks. Also dismantled were 'luxury cells'. Zetas leader Jorge Iván