Preparation For The First Presidential Debate

An employee vacuums a rug near the stage ahead of the first presidential debate between Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden at the Health Education Campus of Case Western Reserve University, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)
A member of the production team uses a light meter while on stage ahead of the first presidential debate between Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden at the Health Education Campus of Case Western Reserve University, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)
A member of the production team wears a face mask to protect against COVID-19 ahead of the first presidential debate between Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden at the Health Education Campus of Case Western Reserve University, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)
A member of the production team gestures while testing microphones on the podium ahead of the first presidential debate between Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden at the Health Education Campus of Case Western Reserve University, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)
A sign marks a seat for first lady Melania Trump as preparations take place for the first Presidential debate in the Sheila and Eric Samson Pavilion, Monday, Sept. 28, 2020, in Cleveland. The first debate between President Donald Trump and Democratic presidential candidate, former Vice President Joe Biden is scheduled to take place Tuesday, Sept. 29. (AP Photo/Patrick Semansky)
A camera operator aims toward the stage ahead of the first presidential debate between Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden at the Health Education Campus of Case Western Reserve University, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)
Workers adjust signage as preparations take place for the first Presidential debate in the Sheila and Eric Samson Pavilion, Monday, Sept. 28, 2020, in Cleveland. The first debate between President Donald Trump and Democratic presidential candidate, former Vice President Joe Biden is scheduled to take place Tuesday, Sept. 29. (AP Photo/Patrick Semansky)
Cleveland Police officers surround a vehicle that approached the perimeter outside the Health Education Campus of Case Western Reserve University, where Republican candidate President Donald Trump and Democratic candidate former Vice President Joe Biden are set to have their first debate, Monday, Sept. 28, 2020, in Cleveland. (AP Photo/Julio Cortez)