Martinez Segura v. Warden et al

UNITED STATES DISTRICT COURT
SOUTHERN DISTRICT OF TEXAS
LAREDO DIVISION
LEONARDO MARTINEZ SEGURA,
Petitioner,
V.
§
§
§
§
§
§
§
CIVIL ACTION NO. 5:26-CV-01294
WARDEN, et al.,
Respondents.
ORDER
Before the Court is Petitioner’s pro se Petition for Writ of Habeas Corpus Pursuant
to 28 U.S.C. § 2241, (Dkt. No. 1). Petitioner challenges the constitutionality of their
detention in federal immigration custody. Petitioner names the Warden of Rio Grande
Processing Center; U.S. Immigration and Customs Enforcement; and the Department of
Homeland Security, as Respondents.
Based upon a review of the Petition, the Court ORDERS Respondents to file a
response to the petition and serve their response on Petitioner no later than July 29,
2026.1 28 U.S.C. § 2243. Respondents should attach relevant evidence from Petitioner’s
A-file to support their assertions of fact. Should Petitioner wish to file a reply, they must
do so no later than August 12, 2026.2
The Clerk of Court is DIRECTED to serve the Petition, (Dkt. No. 1), its
attachments, and this Order on the United States Attorney for the Southern District of
Texas by electronic mail at USATXS.CivilNotice@usdoj.gov. Respondents will not be
served further notice of activity on this docket automatically. Instead, they must arrange
to monitor the docket themselves, either by automatic electronic service or otherwise.
The Clerk is further DIRECTED to mail this Order to Petitioner via regular mail
and any receipted means to the address on file with the Court.
Additionally, Respondents are ORDERED to notify Petitioner and the Court of
1 Respondents must serve their response directly on Petitioner. The Certificate of Service in the
response must describe this service, and electronic filing of the response on CM/ECF will not be sufficient
because Petitioner is pro se.
2 Any deadlines set forth in a civil summons issued by the Clerk of Court are superseded by the
deadlines set forth in this Order.
United States District Court
Southern District of Texas
ENTERED
July 22, 2026
Nathan Ochsner, Clerk
Case 5:26-cv-01294 Document 6 Filed 07/22/26 in TXSD Page 1 of 2

2 / 2
any anticipated or planned transfer or removal of Petitioner outside of the Southern
District of Texas at least seven (7) days before any such transfer. The parties are
further ORDERED to notify the Court if Petitioner is released from custody for any
reason while the petition is pending.
It is so ORDERED.
SIGNED on July 22, 2026.
John A. Kazen
United States District Judge
Case 5:26-cv-01294 Document 6 Filed 07/22/26 in TXSD Page 2 of 2