# West Coast Time: Cubs vs Mariners Series Preview

> **Newsylist Open Intelligence Dossier** · First detected: 2026-08-22 11:29 UTC · Category: Sports · Sources: 7 · Current Velocity: 5.29

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| Yahoo Sports | Cubs vs Mariners Prediction, Picks & Odds for Today's MLB Game | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMiigFBVV95cUxNOVlRTFN2YThaUExRT0FCMlFaYVpJandjNDRNTFBPX2hSeEVEZ0pGNXJvYmpEQVZHMDBpSWdaYURpQjE2SW1kVjlfb3lCdDhLMDlpTjZsZTVoSGJoYlZXUEtyOUJOdHVLR2h3bHJlRjBNaGRMMzdQb3FiRnFUbjVyUmdhRTlmTmI2QlE?oc=5) |
| FOX Sports | How to Watch Cubs vs. Mariners: TV Channel, Live Stream, Time | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMivgFBVV95cUxNTzdXeWVFYXJOV0ZzdGthNjdYVnM0VlE2M05MdVM1UzJSX1JQYmNlMzFFbnFUdG4xbWRWVXNmVjFlbTc2WlJMSXF6UW1aWDhaREpOTjNsNGZ2b0NvR2FPcm5GZ3g1OVpMVzgzVHpxMkJQZzd4aDdDdGh6c25vOUdXQS1mZWhOQk5yZ0d1Ymo3M2w1aVM2TmMtcXh1MFY5NXU4V0ZURGJjbVB4SGJYc3NNb3JjNFhaTHVJVWM2eXVn?oc=5) |
| Bleed Cubbie Blue | Chicago Cubs vs. Seattle Mariners preview, Friday 8/21, 9:10 CT | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMiswFBVV95cUxPbk03MVdkYzdKS1RBa2w4ZjVCT1VEaGVLTm43NVdBbGRwd0VSbUpGbXlTcWUyRWM3bEdRdUd0ZW9MZi1yT0NCcGdhWXZDVnp6WEx0clJiaUVCR2lJZUhUa3Y3eXFDUFJKYlRBcXROUkhpbFRjdXVBMVVseVZkVmRXcEFkcnptcE1oTlhwUnlZZ0xJN3owRzVHNm5iRE85Mno4UE9qQWtKanJzb3lScWFNVVhEZw?oc=5) |
| NBC Sports | Matthew Boyd surrenders five runs to Mariners | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMisAFBVV95cUxNT0xTYTdqY1FjNWRuaDlvZGF5Y1o4Y2R4ckNDVDNWdU1ZZnY0Ym9hQ0hUTGxQTUVTbEJlWTczTW9hYkJhb3FUWWFkbU56dlk3WlBZajVIb2ZOdF9hb0I3djFacnpPQUFNT29wTlVteXdFNGViZkdTbVlDSm5VVGt6TnQzMG1UbnBLdlpJQlUtLWZSMkRsNi1MQ1ZkSDZFTU1CdzNDUmRwd3FlcFBVX3k1Nw?oc=5) |
| Bleed Cubbie Blue | Cubs vs. Mariners, Friday 8/21, 9:10 CT live! | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMikgFBVV95cUxOc0hmSVJkdWpwSkxNb09tRlB4aF83eGRMN3ZYb1dudXp0MHpGSEd5ZXFqY0hYai1UazczVTN4dzM2WEZTeWRJZlp0QjhmdWRCaS03SngtVjBJLVdKZ3RMUUd6Sl9lTl94cWpmUzJMV0FiUDRiZkZrM0xFa1RQbml1cjFkby0xQUs4cldyTUdXSWpPUQ?oc=5) |
| ESPN | Cubs vs. Mariners (Aug 22, 2026) Pregame | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMiXEFVX3lxTE9SenVaRFdTZWZDU2tuUHZqci0xZUtCNVphNnd4QWRIVVd0eVFxTFdUNDN0QlZjbEI5WVI0cDBKTnJaZnlqYW1LbTM4eEVqR05XZGtQMGRyS2lncjRz?oc=5) |
| Lookout Landing | Mariners Game #129 Preview and Discussion: 8/21/26, CHC at SEA | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMiwwFBVV95cUxQLTJpSjdySWw1VEI5MTJsN1FLX01qTzc5NEVidDNIWWdjRnI5TXpnNWZ5dVNuN1N5d2tSQzFNTmNkMU5GdHBaSkR1NHhOMHVfSkZDY3hCU0Juek02RUx2cGxMQ01ZNVBmWWhDaUpmcjdVN1ZtSmJhM0t1TmtvNnRfSVRwY3V4TlRHYV81bWk4LXpQNk9uYnZWRGxYQWc3THN6ZC1NcjhEUHdINHNKMDltZGZoQXVrMkppVU9DajhLbkxIVkE?oc=5) |
| Bleacher Nation | West Coast Time: Cubs vs Mariners Series Preview | 2026-08-21 17:07 | [Source Link](https://news.google.com/rss/articles/CBMie0FVX3lxTFA2VldWMy14MXpYNjkxZndyQi1BeG9JczJFbGhlS3JCOUI4QVdTUVViZk85VmRzQXQxY1BHZjBycnNHU3dZX3FxYmw0TUh4d0JudkhzNWFSWHN2SHJJMUlaTFdlZWJJTnVwakhWYzZZdnJLeERaaDhrWko4dw?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-08-22/west-coast-time-cubs-vs-mariners-series-preview*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*