CHICAGO (CBS)– On Tuesday, Mayor Lori Lightfoot will lay out the city’s plan to ramp up contact tracing efforts for COVID-19 cases in Chicago.

The pandemic has created a huge need for contact tracing positions.

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There’s a free online class starting Tuesday for anyone interested in learning how to be a contact tracer.

A contact tracer is someone who gathers information from COVID-19 positive patients about who they’ve been around and location they visited. Tracers then try to contact the people involved and let them know.

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A five-hour free course from Johns Hopkins University is available online.

Students will learn everything from how COVID-19 is transmitted from person-to-person to how to investigate a case.

This month, some Chicago South Side residents have been pushing for contact tracing in their neighborhoods, which have been hit hard by COVID-19. Representative Bobby Rush has introduced a bill that would create a $100 billion funding stream for health centers, nonprofits and universities to beef up the country’s tracing, training and testing.

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It’s called the Trace Act.  Rush said the goal is to make sure people in hard-hit minority communities get trained on contact tracing.