The undefeated ndi zingamuthandize Mexican chiyembekezo, Miguel 'Lefty’ Sánchez ku Culiacan, Sinaloa, Mexico wakhala lonjezolo Roc Nation Sports ndipo tsopano membala wa mndandanda wa osankhika boxers ndi othamanga amene lonjezolo kumene anayamba masewera zotsatsira kampani amene anakhazikitsidwa mu kasupe wa 2013, ndipo anayambitsa awo nkhonya adzagawanika August a 2014. Roc Nation Sports linakhazikitsidwa ndi wina kuposa bwino, ndi woimba wotchuka, wojambula, Wolemba nyimbo, sewerolo, ndipo tsopano nkhonya a zatsopano kulimbikitsa, Jay Z.

The 25 zaka Sánchez ( 9-0, 7 KO a ), amene kukopa mu welterweight kugawanikana ( 147lbs ), imaphunzitsa pa 'House nkhonya Training Center’ masewero olimbitsa thupi ili ku San Diego, California pansi pa tutelage a msirikali wakale mphunzitsi, Carlos Barragan, amene amaphunzitsa ku undefeated juniyo welterweight, Antonio Orozco.

“Ndine wokhutira ndi gulu ndi ndekha chifukwa cha khama timachita”, Miguel anati Sánchez, amene anawonjezera, “Pasanathe chaka, ndi osakwana 10 ndewu, Ine lonjezolo yaikulu kampani akupereka ine wodzaza thandizo, ndipo pobwezera, Ine ndidzachita zomwezo mu masewero olimbitsa mwa kuphunzitsa molimba monga ine ndingathere. Ine mwala anthu anga kapena mwayi kuti Roc Nation Sports wandipatsa”.

Sánchez imayendetsedwa ndi Benjamin Lieblein ndipo Alfredo Rodriguez.

“Tikusangalala kuti ndilengeze izi yofunika kwambiri mu Sánchez a ntchito. Iye chikuyembekezeka ake ovomereza-kuwonekera koyamba kugulu pansi pa Roc Nation Sports mbendera mu March”, anati Co-bwana Benjamin Lieblein, amene anapitiriza, “M'chaka 2015, ndi nkhonya mafani adzadziwa motsimikiza amene 'Zurdo’ Sánchez ndi”.

Mudziwe zambiri Miguel Sánchez otsatira a nkhondo lidzakhala lilipo posachedwapa.