RIOT - WED, JULY 24, 1%8 (Dallas Townsend) Police 1n four major ANerican cities - Cleveland, Detroit, Pittsburgh and Chicago - out alert tonight. Aplnat the threat of a possible Black Power plot - atretchlng clear across the heartland or the nation. Mayor Carl Stokes or Cleveland - sounding the rt.rat public wamlng; arter a night or violence 1n that city - that left ten dead, aa.. forty wounded. "I belleve" - said he - "thla la a conaplracy by black ■llltant groupa - to apNld deatructlon, disrupt the 1overnMnt, show their 1tre111th; to prove they are a power to be reckoned with - that tbeJ can do an,th&.nl they want at any tl•." B•en 10 - lllyor Stokel tonight orderlng wlthdranl or latlonal Guarda■en and pollce - lroll rlot-aoU'NCI legro neighborhoods or Cleveland. A bold •v• de11ped - aald he - "to cal■ the area" - to relieve tenalona. PRAOUB-IIIOSCOW Behind the Iron Curtain, a tense silence along the soviet-Czech frontier. And allence alao, regarding that projected ••ting between)ttae c0111un11t part, prealdluaa or the two countries. SOM report, ,a, the ... ting 11 all'NdJ under way - others - that it will begin toaorrow. 1110 - lndlcatlona that the Cuchl - , be 1tall1Dg tor tla - cletllndlng prell■lnary talks on the ak•-- ot oppoalng teleptlona. In Prague - a Czech 1o••r1■mt 1poke1aan further l&Jlng - the PNJeotect ••tlnl ■lght brlng • OOIIPN■l. "Bat there 11 no 1'00II tor Chaalllll 0V polltloal 1w• - 1ald he. so,let troopa conttnuecl their "■ann,en" todaJ - Jut aCl'OII th• border troll CNOhoalonkla. Vlth addltlonal Rid AR1111111lt1 - atlll not wlthdra• troll that country. Senlng •• a key •1-nt - ln the INtillln'• oontlnulng "war or nene1 1 ' agalnlt the Czech retor11 ■o, . . . t. l'llAOUB-IIIOSC 0V - 2 Back ln Moscow - U.S. Allbaaaador Llewellyn Thoap1on - underscoring the urgency or the altuatlon. Cancelling a long-planned vacation abroad - pre1uaabl7 on ordera trill vaahlngtm. PARIS Pourteenth aeaalon of the talks today 1n Parle. shortest yet - but not without a algnltlcant defflopaent. Chlet U.S. peace negotiator Averell Barrlaan - noting a aubtle change 1n a recent lorth Vletnaa11e pollCJ ltaMMDt. An apparent ahltt troll Banol'a pre•l- poaltlon - that u. latlonal Llberatlon Pront - polltlcal ... or the Vlet Cong - wu the aole vote• ot the people ot Soath Ylet-. It thll 11 lndHd a ahltt . ,. 1ald Bafflllln • It lllnol 11, lnleed, NUJ to deal •1th Satcon - then "the.., llel open to •klng Pl'OINII tOIIU'Cl. peac•M aettl....,t." tr• or not thoup - lorth Vlet11U1 1 1 1 - !h111 refued a direct answer. Accordlnl to a later nen brlettng - !bu, ll■ltlnl hluelt to a broad 1tat-nt ot geeral pollOJ. Allfftlftl that the lorth VletMIIIH an4 11 ■an, people• or the world" - tully support the I.L.P.; llhlch ltaelt "ttran a jut polltlcal line" - 1ald he - tullJ 1atl•t11IW " the 11plratlona or the Vletnaae•• people." VDH'IAN POLID,i PAR IS And the fighting goes on. lnc1'1dlng a aeries or Viet cong attacks today - along South Vletnaa•a lortbern coaat. Vlth one vlllage ot about two hundred dwelllnga - blll'lled to th• growMI. Leaving h0Mle11 - about a thouand Vl•--••. Vhll• U.S. Narlnea atatloned nearby •re p111M4 dOIIII bJ a Vl•t Cong aortar barrage - unable to atop the holeoaut. Another re•lll'l•o• or rlghtlilg - • the oau11:1na or Saigon. Vlth U.S. troops kllllng . . . tblnJ Vlet c-. ln ... battle - the blgelt olalh ln th• capital ..... 1n IION thana-k. CHJCAOO Chicago's Mayor Daley- one of the nation's .,.t powerful De■ocrats; also, a an who hu yet to declare hi■aelt - ln the choice ot Detaocratlc no■lnee tor Prealdent. Por the second apot though - no qHatlon about lt. 111,or Daley saying today - he hopes the Deaocratlc connn,toa wtll clratt P.dward Kennedy tor tbe Ylce PN1ldentlal noalilatton. 'l'ht lla,or later acl■lttlng - he hal not alad to .._,or IIIIM4J abo11t the •tter. It'• "onlJ a peraonal oplnlon" - he added - "b11t I thlnk the conventlon wlll draft ht■." lo co•■nt troll lennedJ. GUI COftROL The Rouse today passed a bill 1n the field or gwi controls Basically it would pi,ohlbit inter-state ahlpant or all gum - tncluding rlflea and ahotguna - except between lloeaaed dealers. Also lt would torbld atore sales to penona wider elghtNn, telons, drug addle ta and 111ntal 1no_,.tmt1. l alllllar -■ure waa cleared to the Senate noor ,, thl Ja-dlolarJ coalttee - deaplte th• oppoaltlon or Chlli'lllil laatland. CAP!'IOL HILL POLL<1' PORTAS Labor Secretary Willard Wirtz waa the ch1er wltneaa today - before a Senate allbc01111ttN an aging. Sugeattng, aaong other things, "another two year, or reqlllred J)llb11c edllcat1on - for everybody - at ... sixty." "Bdllcatlon" - aal4 he - "to prepare people to live •anlillM 11,e1" - ln thelr later years. Thl1 nece1aary - aal4 Vlrtz - becaue the a,_.... 1t.zt1-1ear-old hlla a hlghter "Ignorance qMtlent" - than he had llhen hi . . . elptMD. a-on - .. an told - beouae •• moh •re lmolfledp - NCOMI anllalle e,er, ,..... llrtz hl•elt - bJ the . , 11 r1n,-at.z. ,atT I.AUDBRDALE At Port X..11derdale Plorida, Detective Jack Lo••ll had no d1ttlculty spotting two teen agecl abopllttera - becaue, hi aald, they were •aring ahlrta aartted "lro,en, Jon La\lClerdale City lall." The ahlrtll wre a Joke, but~ ohupa - not. illll betore belng eventually turned o,er to J•••11• uu.r1,te1, "• 'HMPN had ,o 1•p 1Mlr ~OD aht.ru tor Ul9 Na1 UllJW. warren - ORAID IAPE>S Thia next - a study or Allerican glrtha; aa reported rrom the AMertcan Seating Coapany or Orand Raplda, IUohlpn - world's largest anuracturer or public aeati,w tacllltiea. Principal flndlng - that Alllrlcana are getting taller, heaYier and wider every year. Vlth today's 1oung1ter1 about an inch taller and ten pounda heavier - than their tathen and ac,thera were at the • - ap. Where all lt all end? The AMrlcan Seating CoapDJ predlctlftl that the aftnp tNnt1-tt.rat centm-1 wo•n - wlll 1tand al»out tl•• leet- •llht; the •••NP 111ft - abollt 1lx tNt-au. Vllh weight and wldth to •tch - we are told - 11111•••, ot coun•, "all go on a 4let. Dall•• follnll•n4 •arlnl good nlght.