CHOP and the Therapeutic Advances in Childhood Leukemia & Lymphoma (TACL) consortium is conducting a study for children and young adults 21 years old or younger who have relapsed or refractory acute lymphoblastic leukemia (ALL) or lymphoblastic lymphoma. This study adds the study drug 'Ixazomib' to standard relapsed ALL chemotherapy drugs. For more information about this study, including specific eligibility criteria, please visit clinicaltrials.gov and search for "NCT03817320" or visit the TACL website at https://tacl.chla.usc.edu/Tacl/#!/Page/3. To hear more about this and other available trails or get any questions answered please contact our Cancer Intake Specialist by phone at 267-426-0762 or email Oncointake@email.chop.edu.