who are the espn nfl commentators?
['Mike Tirico (2006–2015)', 'Sean McDonough (2016–2017)', 'Joe Tessitore (2018-2019)', 'Brad Nessler (#2, 2006, 2010–2011)', 'Mike Greenberg (#2, 2007–2009)', 'Chris Berman (#2, 2012–2016)', 'Beth Mowins (#2, 2017–2018)', 'Steve Levy (#2, 2019-present)']