[700x467]

[700x466]
Pedro Benjamin Rivas Zelaya, one of the top leaders of the Mara Salvatrucha, is presented to members of the media after his arrest in Guatemala in San Salvador, El Salvador.
REUTERS/Jose Cabezas

[700x466]
Members of the Mara Salvatrucha gang are guarded by policemen upon their arrival at the Quezaltepeque jail in Quezaltepeque. REUTERS/Jose Cabezas

[700x466]
A Mara Salvatrucha (MS-13) gang member is escorted upon his arrival at the maximum-security jail in Zacatecoluca, El Salvador, August 9, 2017.
REUTERS/Victor Pena

[700x468]
[700x465]
[700x467]
[700x467]
Mara Salvatrucha (MS-13) gang members wait to be escorted upon arrival at the maximum-security jail in Zacatecoluca, El Salvador, August 9, 2017.
REUTERS/Victor Pena

[700x466]
Mara Salvatrucha (MS-13) gang members wait to be escorted upon arrival at the maximum-security jail in Zacatecoluca, El Salvador. REUTERS/Victor Pena

[700x466]
A Mara Salvatrucha (MS-13) gang member waits to be admited upon his arrival at the maximum-security jail in Zacatecoluca, El Salvador, August 9, 2017.
REUTERS/Victor Pena