There is a famous couple that criticized who at the convention held in the Wells Fargo Center in Philadelphia, Pennsylvania?
Khizr and Ghazala Khan:  The couple received international attention following a speech at the 2016 Democratic National Convention that criticized Republican presidential candidate Donald Trump. 2016 Democratic National Convention: The 2016 Democratic National Convention was a presidential nominating convention, held at the Wells Fargo Center in Philadelphia, Pennsylvania, from July 25 through to July 28, 2016.
Donald Trump