Social media reaction to the first presidential debate

HEMPSTEAD, Long Island (WABC) -- Social media has played a huge role in this presidential election, and reaction from the debate Monday night is abundant.

Top Issues from start of debate until end on Facebook:

1) Taxes

2) ISIS

3) Racial Issues

4) The Economy

5) Crime and Criminal Justice

Final share of Twitter conversation:

38% - @HillaryClinton 62% - @realDonaldTrump

Top three most-Tweeted debate moments:

1) Trump says he has "good temperament"

2) Trump comments on stop and frisk

3) Trump and Clinton exchange over plan for defeating ISIS

Most-Tweeted topics during the first presidential debate:

1) The economy

2) Foreign affairs

3) Energy & environment

4) Terrorism

5) Guns

Josh Einiger reports from "Social Square" at Hofstra University in the video above.