LOS ANGELES (CBS) – If you notice a heavy military presence around downtown Los Angeles this week, don’t be alarmed – it’s only a drill.

Joint military training exercises will be held evenings through Thursday, according to the Los Angeles Police Department.

The LAPD will be providing support for the exercises, which will also be held in other portions of the greater Los Angeles area, police said.

Training sites ‘have been carefully selected to ensure the event does not negatively impact the citizens of Los Angeles and their daily routine,