Beledweyne (sh.M.Network) reports from Beledweyne town in Hiran region confirm that a car bomb had exploded at a football stadium in the town.
A landmine has reportedly exploded at the Laqanyo Stadium in Mogadishu.
The bomber struck shortly after noon in front of a Somali military base, killing two soldiers and wounding several others.
Security forces sealed off the venue, and spectators fled the stadium after the blast.
Al-Shabaab, which is believed to have carried out the bombing, has recently stepped up its attacks in central and southern Somalia.