Protesters gesture during a riot near the Election Supervisory Agency (Bawaslu) headquarters in Jakarta, Indonesia, May 22, 2019. Crowds swelled in central Jakarta on Wednesday and police said they expected more protesters to join them before nightfall. REUTERS/Willy Kurniawan

Riot police officers aim tear gas to protesters during a riot near the Election Supervisory Agency (Bawaslu) headquarters in Jakarta, May 22, 2019. REUTERS/Willy Kurniawan

A protester gestures during a riot near the Election Supervisory Agency (Bawaslu) headquarters in Jakarta, May 22, 2019. REUTERS/Willy Kurniawan

Protesters gesture during a riot near the Election Supervisory Agency (Bawaslu) headquarters in Jakarta, May 22, 2019. REUTERS/Willy Kurniawan

Riot police officers stand guard during a riot near the Election Supervisory Agency (Bawaslu) headquarters in Jakarta, May 22, 2019. REUTERS/Willy Kurniawan