Military-style jet crashes into Port Phillip Bay after colliding with another plane

Two planes involved were Viper S-211 Marchetti jets with second aircraft safely landing at Essendon airport after incident, authorities say

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A search is under way for a pilot and passenger who were onboard a small military-style jet that crashed into the water off Melbourne's Mornington Peninsula after a midair collision.

The Australian Maritime Safety Authority (Amsa) said the two light aircraft collided over Port Phillip Bay on Sunday afternoon with one of the planes crashing into the water.