New York City is mourning the loss of four people killed in a mass shooting at a midtown Manhattan office building – a police officer, a security guard and two employees who worked at 345 Park Ave.

Investigators say two men on Citi Bikes fired several rounds in the courtyard of a NYCHA development on East 141 Street.

Rain is not likely in the forecast and temperatures will warm up to start the work week. We have the details on how hot it will get.

WEDNESDAY: Sun and clouds, cooler but comfortable. Highs near 80 degrees. Lows in the upper-60s. THURSDAY: Sun and clouds, cooler but comfortable. Highs near 80 degrees. Lows in the mid-60s.

Garbage along the streets of The Hub and surrounding areas are now cleaned up thanks to more than 100 volunteers at the Sanitation Foundation. This is the third Bronx summer cleanup this year ...