Bonner was replaced by left-handed batsman Kieran Powell. The right-handed Bonn man was hit on the helmet during batting in die West Indies first innings on Thursday and passed die on-Field vibration assessment.
He then underwent further medical examinations under the CWI vibration protocols when he arrived off the field.
Following these medical examinations, he was diagnosed with a concussion and ICC match referee Sir Richie Richardson approved the West Indies motion for Powell is coming in die match as a concussion replacement.
According to ICC match Regulations, Powell is allowed bat in die West Indies second innings.
Earlier, on a day dominated by the fast bowler with 14th wickets fall, it were die Visitors from South Africa who completed in die Bowling superiority bowl out die West Indies for 97 and took a first innings lead of 31 runs.
Pacer Lungi Ngidis second five-wicket haul (13.5-7-19-5) and Anrich Nortje (11-3-35-4) were die Chiefs wicket-Taker, to the West Indies won the toss and elected to bat first.
South Africa first innings reply so far of 128-4 was led by opener Aiden Markham (60) and Rassie Van Der Dussen (34 not) out). West Indies 19-year-old debutant Jayden Seales has entered up with the ball and had an impressive one first Day on highest level with numbers of (11-3-34-3).
He bowled with pace and accuracy and was visibly pleased to receive his first wicket in his first over – Jason Holder’s Keegan Peterson caught second from a thick hatch edge. Seals would get two more before the end – Aiden Markram and Kyle Verreyne both leave in the safe gloves of keeper Joshua Da Silva.
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