Sri Lanka have strongly denied altering the ball in the second cricket test against the West Indies in St Lucia, on a day which started nearly 90 minutes late due to their protests.
Broadcaster visuals of the Sri Lanka dressing room showed coach Chandika Hathurusingha, captain Dinesh Chandimal and team manager Asanka Gurusinha in discussion with match referee Javagal Srinath, the reports said.
Officials penalised the Sri Lankans five extra runs for the holdout, but the Sri Lankan camp maintained that despite eventually taking the field, the team was still playing under protest.
Leading by 47 runs after racking up 300 in their first innings at the Darren Sammy Cricket Ground, West Indies reduced the visitors to 34 for one in their second innings at the close, leaving them still in deficit by 13 runs.
At the conclusion of the day's play, Sri Lanka Cricket released a statement.
Umpire Aleem Dar inspecting the ball Sri Lanka were deemed to have tampered.
Cricket's governing body, the ICC, tweeted that any disciplinary issues would be addressed at the end of play.
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"SLC advised the team to take the field to ensure the continuity of the match and wish to commend the decision taken by the team to continue with the game "under protest" to ensure the upholding of the spirit of the game".
This was the second such instance within three months, after the Australians were found guilty of ball-tampering in South Africa in March during the third Test between the two nations.
The Pakistanis did not return to the field after tea on the fourth day and the umpires deemed this to mean they had forfeited the match, even though Pakistan later said they were willing to play.
Opening batsman Devon Smith top scored with a painstaking 61 while Shane Dowrich, fresh from a match-winning unbeaten century in the first Test in Trinidad, contributed 55.
Bancroft was subsequently whacked with a nine-month ban from worldwide and first-class cricket by Cricket Australia.
At stumps on day two the West Indies were 118 for 2 in reply to Sri Lanka's first-innings score of 253 all out.
Lahiru Kumara was again their most outstanding bowler, constantly threatening with his pace and aggression to finish with figures of four for 86 and lift his wicket tally to 11 halfway through the series.