Kansas City Mavericks defenseman Theo Calvas scores a goal in a game against the Iowa Heartlanders last season. The Mavericks have re-signed Calvas for the 2022-23 season. DAVID M. RAINEY/EXAMINER FILE PHOTO
By Bill Althaus bill.althaus@examiner.net A relaxed and confident coach and general manager Tad O’Had sat back in his chair inside his Kansas City Mavericks office…
