Protesters wearing red shirts gather at Padang Merbok in Kuala Lumpur during the rally organised by the National Federation of Silat Associations (Pesaka), held as a show of support for Prime Minister Najib Razak who is under pressure to resign. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

A protestor covers his mouth with a headband during the so-called 'red shirt' rally in Kuala Lumpur, held about two weeks after the mammoth Bersih 4 rally calling for Prime Minister Datuk Seri Najib Razak's resignation. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

Riot police form a barricade to stop protesters entering Kuala Lumpur's Chinatown or Petaling Street. Many have condemned the rally for its racial slurs, but government leaders have openly backed the gathering. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Protesters lock arms and march towards Padang Merbok in Kuala Lumpur. The red shirt rally is called as a show of support to Prime Minister Datuk Seri Najib Razak who is battling allegations of graft after revelations that billions of dollars had been deposited into his bank accounts. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

A protester holds the Jalur Gemilang at Padang Merbok during the red shirt rally in Kuala Lumpur. The gathering was largely peaceful but was marred by racial slurs and attempts to breach police barricades at the city's Chinatown. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

Protestors in Padang Merbok shout slogans and punch the air as they listen to speeches by their leaders during the red shirt rally in Kuala Lumpur. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

Riot police stand guard at the main entrance of Petaling Street, famed as the city's Chinatown. Many have condemned the red shirt rally yesterday for its racial slurs, with slogans condemning Malaysian Chinese, in the rally called to show support for Prime Minister Datuk Seri Najib Razak. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

A man in red costume at the rally in Kuala Lumpur to show support for Prime Minister Datuk Seri Najib Razak. The gathering was largely peaceful but was marred by racial slurs and attempts to breach police barricades at the city's Chinatown. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

A female protester holds a placard condemning the Bersih 4 rally held two weeks earlier. The red shirt rally was called to show support for Prime Minister Datuk Seri Najib Razak, but was condemned over its racially-tinged slogans mainly against Malaysian Chinese. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Protesters in Padang Merbok raise their hands at the red shirt rally in Kuala Lumpur to show support for Prime Minister Datuk Seri Najib Razak. –The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Riot police form a barricade to stop protesters from entering Petaling Street, famed as Kuala Lumpur's Chinatown. Police were forced to use water cannons after some attempted to breach the line. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Two placards reflect the flavour of the red shirt rally in Kuala Lumpur, called by a martial arts body to show support for Prime Minister Datuk Seri Najib Razak. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Veteran opposition leader Lim Kit Siang is among the main target of protesters as they gather in the capital to show support for Prime Minister Datuk Seri Najib Razak. –The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

A man sells red T-shirts of the rally called by pro-government groups in Kuala Lumpur. The largely peaceful gathering was marred by racial slurs and attempts to breach police barricades at the city's Chinatown. – The Malaysian Insider pic by Najjua Zulkefli, September 16, 2015.

Riot police march before they take positions to secure Petaling Street, after red shirt protesters threatened to disrupt business there which are dominated by the Chinese. The rally was condemned for its racial slurs but won praise from Umno leaders. – The Malaysian Insider pic by Afif Abd Halim, September 16, 2015.

Young protesters take shelter under the Jalur Gemilang, during the pro-government rally in Kuala Lumpur. – The Malaysian Insider pic by Nazir Sufari, September 16, 2015.

Demonstrators gather outside the National Mosque before the start of the rally in Kuala Lumpur. – The Malaysian Insider pic by Nazir Sufari., September 16, 2015.

A man gestures as he shouts slogans in Padang Merbok, Kuala Lumpur, during the red shirt rally to show support for Prime Minister Datuk Seri Najib Razak. – The Malaysian Insider pic by Nazir Sufari, September 16, 2015.

Protesters perform the noon prayer at the National Mosque before marching to Padang Merbok during a rally in Kuala Lumpur. The largely peaceful gathering was marred by racial slurs and attempts to breach police barricades. – The Malaysian Insider pic by Nazir Sufari, September 16, 2015.

Protesters hold placards accusing those against the government of insulting Islam and the Malay race. The red shirt rally was condemned for its racial slurs but won praise from Umno leaders. – The Malaysian Insider pic by Nazir Sufari, September 16, 2015.