Question: If the region is the Southern District of Texas, what is the citation?
SQL: SELECT "Citation" FROM "1-22901612-2" WHERE "Region" = 'Southern District of Texas';

Question: If the chief judge is Jeffrey L. Viken, what is the region?
SQL: SELECT "Region" FROM "1-22901612-2" WHERE "Chief judge" = 'Jeffrey L. Viken';

Question: If the chief judge is Glen E. Conrad, what is the region?
SQL: SELECT "Region" FROM "1-22901612-2" WHERE "Chief judge" = 'Glen E. Conrad';