His reports appear across all platforms of NBC News , including NBC Nightly News , Today , Meet the Press , Dateline NBC , MSNBC and NBCNews.com .
Alexander was named NBC News White House Correspondent in December 2012 .
Alexander 's reports appear across all platforms NBC News   News , including NBC Nightly News , Today , Meet the Press , Dateline NBC , MSNBC and NBCNews.com .
Alexander was named NBC News White House Correspondent in December 2012 .