![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://bloximages.newyork1.vip.townnews.com/stltoday.com/content/tncms/assets/v3/editorial/4/af/4af2524e-f673-11ed-82b1-f31d59aada37/646bcc535255b.preview.jpg?crop=1763%2C926%2C0%2C125&resize=1200%2C630&order=crop%2Cresize)
Willson Contreras DH's, Andrew Knizner catches in Cardinals' road opener vs. Reds
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://i.ytimg.com/vi/NsUUZ-Qu9SI/mqdefault.jpg)
Two former Wolfpackers named in '5 to Watch' for St. Louis Cardinals - Pack Insider
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://cdn.vox-cdn.com/thumbor/8ka7nuThnuqnyZ_APn7AsABoXdI=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/21860076/1228060343.jpg.jpg)
Andrew Knizner Should Be the Cardinals' Backup Catcher - Viva El Birdos
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://upload.wikimedia.org/wikipedia/commons/thumb/e/ee/St_Louis_Cardinals_Cap_Insignia.svg/1200px-St_Louis_Cardinals_Cap_Insignia.svg.png)
2017 St. Louis Cardinals season - Wikipedia
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SZJBWS3735DZLL24KKNPDWVKUY.jpg
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://i.ytimg.com/vi/_vyB942sM98/maxresdefault.jpg)
Prospects – FanGraphs Baseball
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://bloximages.newyork1.vip.townnews.com/technicianonline.com/content/tncms/assets/v3/editorial/1/00/1000a1cc-3e44-11e9-b242-fb7ea8676928/5c7cc115d5113.image.jpg)
MLB Pack Pros: Wilson, Bailey aiming for call-ups in revamped 2020 season, Sports
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://bloximages.newyork1.vip.townnews.com/technicianonline.com/content/tncms/assets/v3/editorial/1/23/123b6472-55a0-11e9-84b2-630b599cbd8f/5ca3f1e00de1d.image.jpg)
Pack Pros: Turner, Knizner turning heads, Sports
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://img.mlbstatic.com/mlb-images/image/private/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg/mlb/gehs0oouoqnqzu8dkmmn)
Andrew Knizner picks off Friedl, 06/12/2022
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://bloximages.newyork1.vip.townnews.com/stltoday.com/content/tncms/assets/v3/editorial/4/a2/4a2aeeff-c494-56f9-933e-89c384bae961/6153d2434988c.image.jpg?resize=1200%2C945)
Once skeptics of pitch-call tech, Cardinals debut PitchCom after spying a strategic benefit
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://img.mlbstatic.com/mlb-images/image/private/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg/mlb/egjqikhpf7xwuq6wtgps)
Andrew Knizner reaches safely, 07/16/2022
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://i.pinimg.com/736x/0c/7f/14/0c7f14282561c712316421a191b80fa2--clayton-kershaw-dodgers-baseball.jpg)
BBBL Press Releases
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://img.bleacherreport.net/img/slides/photos/004/399/197/hi-res-309730671fcb19c3c063782bfcd4d50c_crop_exact.jpg?w=2975&h=2048&q=85)
MLB State of the Position 2020: Every Team's 5-Year Plan at Catcher, News, Scores, Highlights, Stats, and Rumors
![Knizner called up, Mendoza moved down in recent Pack Pros baseball](https://i.ytimg.com/vi/_f3bBr1VsHs/maxresdefault.jpg)
Prospects – FanGraphs Baseball