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MIAMI (CBSMiami) — Miami and Miami-Dade Police are holding an emergency blood drive to help two officers injured in crashes.

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Major Ricky Carter from Miami-Dade Police and Miami Police Officer Carlos Gomez are still at Jackson Memorial Ryder Trauma Center – both in critical condition.

Tuesday’s  blood drive will last until 8 p.m. in front of the Miami Police headquarters located at 400 Northwest 2nd Avenue.

Maj. Ricky Carter (Source: Miami-Dade Police Dept.)

Major Carter was injured in a motorcycle accident on Sunday and Officer Gomez was injured in a crash Monday morning.

Carter, a major at the Northside Police station and 21-year veteran, was traveling southbound on I-75, just north of Miami Gardens Drive, when he slid off the highway and smashed into a guardrail. No other vehicles were involved and he was off-duty and on his personal motorcycle at the time, according to police.

Carter was participating in a fundraising event called Cops Ride for Kids, headed to Islamorada. He was raising money for surviving children of fallen officers.

His family issued a statement, thanking the public for their help on Tuesday – the second day of blood drives for them.

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“The Carter family has requested that we extend their heartfelt gratitude for all the prayers and the overwhelming support the community and the media has shown during this difficult time.”

A Miami police officer was injured in a crash early Monday morning. (Source: CBS4)

As for Officer Gomez, he was involved in a car crash with an off-duty Uber driver just before 4:30 a.m. on Monday. The officer was heading south on NW 2nd Avenue when he collided with another driver at the intersection of NW 29th Street.

Gomez’s patrol cruiser hit a pole and slammed into a business. Gomez was trapped and had to be extricated from his cruiser.

As for the off-duty Uber driver, authorities say he may have a broken leg.

It remains unclear who was at fault in Monday’s crash.

Both crashes are under investigation.

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This is the second day a blood drive was held. Four other blood drives were held for the officers throughout Miami-Dade County on Monday.