Mezue ahịrịokwu na-esonụ: Afọ atọ ka e mesịrị, na July 2011, Melvin hapụrụ WRC-TV maka MSNBC ịghọ onye na-ekwu okwu n'ehihie, ebe ọ na-enyekwa aka na NBC News dị ka onye nta akụkọ. N'afọ 2012, Melvin kwadoro mkpuchi MSNBC nke mgbakọ mba maka
Ndị otu Republican na Democratic, yana mkpuchi TV Election Night, na mmekorita ya na NBC News. Ọ kọkwara akụkọ ogbugbu ndị mmadụ na Sandy Hook n'ọnwa Disemba 2012. N'afọ 2013, o kpuchiri oke ifufe Moore na Mee, yana ọdịda ụgbọ elu Asiana Airlines Flight 214 na ikpe George Zimmerman na Julaị. N'afọ 2014, Melvin kpuchiri ogbugbu nke Michael Brown n'ọnwa Ọgọstụ na ogbugbu nke Hannah Graham na Septemba. N'afọ 2015, ọ kọọrọ akụkọ ogbugbu ndị mmadụ n'ụlọ ụka Charleston nakwa ọnwụ Freddie Gray n'ọnwa June. N'afọ 2016, Melvin kpuchiri oke ịgba ndị uwe ojii Dallas egbe na July ma bụrụkwa otu n'ime ndị nta akụkọ NBC na-ekpuchi asọmpi Olympic nke oge ọkọchị na Rio de Janeiro n'ọnwa Ọgọstụ. N'otu afọ ahụ, ọ nọchiri José Díaz-Balart dị ka onye na-akwado "MSNBC Live".