Court Documents:
CDA. Asarco's First Amended Complaint for Contribution Under CERCLA Section 113(f) against Union Pacific.pdf
SEMO. Second Amended Civil Complaint.pdf
UP AZ Litigation. Complaint (filed 05-30-12).pdf
Vasquez-I-70. Complaint (filed 12-10-12).PDF

News Articles:
St. Louis Post-Dispatch. Mining Company Wants Railroad to Help Clean Lead Contamination.pdf
AP. 09-06-12 UP Abandoned RR Beds are Still Polluting Coeur D'Alene, Idaho Silver Valley.pdf
AP. 03-21-13 UP Rail Lines Polluting with Lead.pdf
Daily American Metal Market.Asarco Seeking Lead Pollution Investigation.PDF