DURHAM, N.C. (WTVD) -- Riverside High School was placed under lockdown after two threats Tuesday morning. It has since been ...

DURHAM, N.C. (WTVD) -- Riverside High School was placed under lockdown after online threats Tuesday morning. It has since been lifted, Durham police said. This is the second time in a matter of days.

Two separate threats led to two lockdowns at Riverside High School on Tuesday morning. The incidents made students and parents uneasy about what's unfolded over the last week on campus.

Riverside High School was placed on lockdown Tuesday morning, days after authorities responded to a separate lockdown on ...