Mirikizumab and Tirzepatide Administered in Adult Participants With Moderately to Severely Active Crohn's Disease and Obesity or Overweight

Inclusion Criteria: * Have a confirmed diagnosis of Crohn's disease (CD) or perianal fistulizing CD * Have obesity body mass index 30 kilograms per meter squared (BMI ≥30 kg/m²), or overweight (BMI ≥27 kg/m2 to \<30 kg/m²) and in the presence of at least 1 weight-related comorbid conditions: * hypertension * Type 2 diabetes mellitus (T2DM) * dyslipidemia * obstructive sleep apnea, or * cardiovascular disease. * Have moderately to severely active CD defined by a CDAI score of at least 220 at baseline. * Have a centrally read Simple Endoscopic Score for Crohn's Disease (SES-CD) score ≥6 for patients with ileal-colonic or ≥4 for patients with isolated ileal disease within 21 days before the first dose of study treatment. * Participants with a history of CD for ≥8 years involving only or predominantly the colon must have documented negative results for colorectal dysplasia and cancer within 1 year prior to baseline. * Demonstrated inadequate response, loss of response or intolerance to at least one protocol-specified conventional or advanced CD therapy Exclusion Criteria: * Have a current diagnosis of Ulcerative Colitis (UC), inflammatory bowel disease-unclassified (formerly known as indeterminate colitis), or primary sclerosing cholangitis. * Have more than 2 missing segments of the following 5 segments: terminal ileum, ·right colon, transverse colon, ·left colon, and rectum. * Currently have or are suspected to have an abscess. * Have a stoma, ileoanal pouch, or ostomy. * Have a history of more than 3 small bowel resections, total resection of small bowel greater than 100 centimeters (cm), diagnosis of short bowel syndrome, or any intestinal or non-intestinal intra-abdominal surgery within 3 months of baseline. * Have a diagnosis of Type 1 Diabetes Mellitus (T1DM) or have insulin-treated T2DM. * Have a history of severe hypoglycemia and/or hypoglycemia unawareness within the 6 months prior to screening. * Have had more than 5% body weight change in the past 3 months * Have a current or recent acute, active infection.