Doctors think Thomas is suffering from exertional compartment syndrome, a condition that causes her hand to go numb after arm muscle exertion.
Heading into the NCAA softball tournament as a No. 6 seed, Missouri is ranked No. 8 and No. 6 in the national rankings.
Associate Athletics Director Tim Hickman says the school had previously planned a $4.5 million renovation but now envisions a new ballpark costing between $12 million and $15 million.
Missouri was selected as the No. 6 overall seed in the NCAA Softball Tournament, meaning Columbia will be a host site for the regionals beginning Friday through May 19 and, if Missouri advances, a host site for the super regionals the following weekend.
This week in Missouri sports, the Missouri baseball and softball teams had different experiences at weekend series. The baseball team lost in a three-game series against Alabama. The Missouri softball team won against Arkansas, advancing the team to the semifinals, only to lose against Florida 10-4.
After pitching seven innings earlier in the day to beat Tennessee, Missouri ace pitcher Chelsea Thomas could only muster two innings against No. 1 seed Florida, which won 10-4.
Missouri beat Tennessee 3-0 in the SEC tournament semifinals Saturday to advance to a 7 p.m. title game against Florida set fro 7 p.m. CST Saturday on ESPN.
Led by a home run by Kelsea Roth, Missouri beat Arkansas 8-0 in five innings to advance to the semifinals of the Southeastern Conference tournament.
Brianna Corwin has been coach Ehren Earleywine's go-to pinch runner for all three of her seasons at Missouri, but Corwin has made other contributions to the team, too.
Missouri went 15-8 in Southeastern Conference games in its first season in the conference. The Tigers also beat Florida in a nonconference game in the Mary Nutter Classic in February.
The Tigers' Chelsea Thomas earned the conference pitching honor for the third time in her career, this time in the Southeastern Conference after winning Big 12 Pitcher of the Year twice.
Heading into the SEC tournament, Missouri is now ranked in the Top 10 in both national rankings.
The best photographs by Missourian photographers in the past week include Hickman Prom and softball and baseball games.
This week in Missouri sports, the Missouri baseball team ended its nonconference season with an upset loss to Southeast Missouri state and was swept in a weekend series with Texas A&M. Missouri softball team won two games against No. 2 Tennessee.
Tigers' senior ace Chelsea Thomas allowed three base runners on walks, but no Tennessee batter reached base on a hit. Thomas now has 14 no-hitters, including four perfect games, in her five years at Missouri.
In Pete D'Amour's seven seasons as Missouri softball's pitching coach, he has quietly led the team to pitching success, but he would never admit he deserves any credit.
Missouri scored 22 runs on 31 hits in a doubleheader Wednesday against Western Illinois. Missouri won the first game 10-5 and the second game 12-4.
After going 3-2 in the past week, Missouri (29-9, 13-7 SEC) is ranked No. 11 headed into the final week of the regular season.
Hot bats and strong pitching by Chelsea Thomas gave Missouri the series win against Kentucky on Sunday.
Missouri starting pitcher Nicole Hudson gave up seven runs on nine hits while Kentucky pitcher Kelsey Nunley held Missouri batters to six hits and only one earned run.