Some supporters of Azimio la Umoja one coalition were on Monday tear-gassed as they assembled at KICC in Nairobi.
Nairobi Senator Edwin Sifuna who led the MPs had stepped out of their legislative zone and was leading the Azimio la Umoja one coalition.
The police in an attempt to stop them lobbed tear gas but the MPs joined other Azimio supporters and lead their way to KICC.
The MPs were teargassed while addressing the media and Azimio supporters at KICC.