Cubs vs. Diamondbacks odds, line: 2021 MLB picks, predictions for July 23 from proven computer model

The Arizona Diamondbacks had a miserable first half of the 2021 MLB season, posting a major league-worst 26-66 record while enduring a franchise-worst 17-game losing streak along the way. After beginning the second half with a pair of defeats, Arizona has found a groove as it has matched a season high with four consecutive victories. The Diamondbacks seek their longest winning streak of the year when they visit the Chicago Cubs on Friday afternoon for the opener of a three-game series. Arizona's current run began against Chicago on Sunday as it salvaged the finale of a three-game home set with a 6-4 triumph.