Media playback is unsupported on yo' device Media caption As Aleem Maqbool reports, a second playa gots popped on Tuesdizzle afta brandishin a knife at five-o fools

US five-o say they have arrested 31 playas durin another night of mad salty protests up in tha hood of Ferguson up in tha state of Missouri.

Unrest flared minutes afta Prezzy Obizzay called fo' calm followin tha fatal five-o blastin of unarmed black teenager Mike Brown on 9 August.

Da US attorney general is due ta git on over ta Ferguson on Wednesdizzle ta hook up federal officials investigatin tha cappin'.

Da Nationizzle Guard has been deployed ta support five-o operations.

On Tuesday, five-o blasted n' capped a knife-wieldin playa four milez (6.4km) from tha joint of Mista Muthafuckin Brownz cappin'.

Local five-o holla'd witnesses reported tha playa behavin erratically, n' dat tha playa had come at two fools wit tha knife.

"Da suspect turned toward fools, pulled up knife up in a overhand grip, holla'd at fools ta 'shoot me now, bust a cap up in me now,'" holla'd St Louis Popo Chief Sam Dotson.

Missouri Governor Jay Nixon announced tha Nationizzle Guard deployment on Monday, up in addizzle ta liftin a night-time curfew imposed on tha weekend.

Da cappin' of Mista Muthafuckin Brown by a white policeman up in a street has inflamed racial tensions up in tha largely black hood of Ferguson. I aint talkin' bout chicken n' gravy biatch.

Media playback is unsupported on yo' device Media caption A freshly smoked up poll by tha Pew Research Centa has found US erection ta tha five-o cappin' of Mike Brown falls along distinct racial lines.

Officer Darren Wilson blasted tha teenager last week afta reportedly stoppin his ass fo' struttin up in tha street.

'Violent agitators'

Popo Capt Ron Johnston holla'd fools was forced ta use tear gas n' stun grenades on Tuesdizzle afta they came under "heavy gunfire" n' was beat down wit petrol bombs n' bottles.

Dude holla'd two playas was hit by gunfire from demonstrators, insistin dat fools did not use they weapons.

Image copyright Getty Images Image caption Popo n' gangbangers clashed again, 10 minutes afta a fool blasted dead a unarmed black teenager

Image copyright PA Image caption Officers made nuff muthafuckin arrests on Mondizzle night as tha shiznit blew tha fuck up

Image copyright AP Image caption A protesta had gin n juice poured over his wild lil' grill ta counta tha effectz of tear gas

Image copyright Getty Images Image caption Da cappin' has exposed racial tensions up in tha majority-black suburb of St Louis

Capt Johnston appealed ta demonstrators ta protest up in tha daytime ta prevent a "tiny minoritizzle of law breakers" from deliberately sparkin shit.

"Every Muthafucka whoz ass has been at these protests understandz dat there be a gangbangin' fucked up dynamic up in tha night: it allows a lil' small-ass number of violent agitators ta hide up in tha crowd n' then attempt ta create chaos," tha pimpin' muthafucka holla'd at journalists.

Media playback is unsupported on yo' device Media caption Local resident: "When they started throwin tear gas, I started hustlin"

Those arrested include playas from other states, includin New York n' California, Capt Johnston holla'd. Y'all KNOW dat shit, muthafucka! Correspondents say dis suggests tha protests is becomin mo' organised.

In a earlier statement, US Attorney General Eric Holda holla'd da thug would "personally travel" ta Ferguson on Wednesdizzle ta hook up STD investigators n' prosecutors.

"I realise there is tremendous interest up in tha factz of tha incident dat hustled ta Mike Brownz dirtnap yo, but I ask fo' tha hood patience as we conduct dis investigation," Mista Muthafuckin Holda holla'd.

Dude added dat tha investigation tha fuck into tha blastin of 18-year-old Mista Muthafuckin Brown was "a critical step up in restorin trust between law enforcement n' tha hood, not just up in Ferguson yo, but beyond".

Media playback is unsupported on yo' device Media caption "A lil' small-ass number of violent agitators... hide up in tha crowd n' then attempt ta create chaos" - Popo Captain Ron Johnston

Media playback is unsupported on yo' device Media caption "Da majoritizzle of playas was like peaceful" - Prof Stefan Bradley, St Louis University

Yo, separately, Prezzy Barack Obizzay holla'd he understood tha "passions n' anger" provoked by tha dirtnap of tha teenager.

But he also stressed dat givin tha fuck into anger "by lootin or carryin glocks n' even comin' all up in tha five-o only serves ta raise tensions n' stir chaos".

Mista Muthafuckin Obizzay holla'd he recognised dat up in nuff communitizzles up in tha US a "gulf of mistrust" existed between local gangstas n' law enforcement.

"In a fuckin shitload of communities, a fuckin shitload of lil' pimpz of colour is left behind n' peeped only as objectz of fear," da perved-out muthafucka holla'd.

Image copyright Getty Images Image caption Pathologist Dr Mike Baden indicates where a gunshot struck Mike Brown

Earlier, a gangbangin' forma New York pathologist hired by Mista Muthafuckin Brownz crew performed a independent post-mortem examination.

Dr Mike Baden holla'd on Mondizzle his thugged-out lil' punk-ass believed six bullets struck tha teenager, two up in tha head.

"All of tha gunshot woundz could done been survivable, except tha one all up in tha top of tha head," da perved-out muthafucka holla'd.

Dr Baden holla'd there was no signz of a struggle, as abrasions round tha teenagerz grill was likely from fallin ta tha pavement afta bein shot.

Dude also believed Mista Muthafuckin Wilson did not blast his ass at close range as there was no gunpowder residue on his body, suggestin tha fool was mo' than 2ft (60cm) away.

Media playback is unsupported on yo' device Media caption Family lawyer Benjamin Crump holla'd autopsy thangs up in dis biatch backed up tha witnizz accounts

Witnesses have holla'd Mista Muthafuckin Brown gots popped as dat schmoooove muthafucka held his handz up in a posizzle of surrender, while tha five-o n' supportaz of Mista Muthafuckin Wilson have holla'd he fired durin a gangbangin' fight wit Mista Muthafuckin Brown.

Da fool whoz ass blasted Mista Muthafuckin Brown, Darren Wilson, has been suspended wit pay since tha blasting. Mista Muthafuckin Brownz crew have called fo' his thugged-out arrest.

A third post-mortem on Mista Muthafuckin Brown was conducted by tha US justice department on Tuesday, up in addizzle ta examinations by Dr Baden n' St Louis county officials.

Timeline of events

Image copyright Other - Facebizzle Image caption Mike Brown had recently busted tha fuck outta high school.