Giving the site of the shooting recognition as a national memorial will allow it to receive public and private grants and protection form deterioration and vandalism.
Robert Long's execution is the eighth so far this year in the United States.
The failure of the left-hand 'thrust reverser' on the Boeing 737-800 is one of the factors investigators are looking at.
Investigators will not be able to recover the cockpit voice recorder, which is located in the tail of the plane and under water, until the aircraft is lifted out of the river.
Pesawat Boeing 737 itu dipercayai terbabas ketika cuba mendarat sebelum dilihat meluncur ke dalam sungai St Johns
The Florida Fish and Wildlife Conservation Commission has sponsored hunting programs to target the reptiles.
No information has been released about the victims, who were the only people in the bank at the time of the shooting.
SWAT team entered the bank after negotiators failed to convince the suspect to leave.
Authorities have deemed the package safe, and issued an all-clear.
Republican Governor Rick Scott urged every sheriff in the state to watch for any violations during the recount process as outlined in Florida law, and to take appropriate actions.
Florida's Governor Rick Scott, the Republican challenging incumbent Senate Democrat Bill Nelson, filed a lawsuit against two election officials alleging fraud after his lead narrowed.
The two southern states are in the spotlight after Tuesday's closely watched midterm elections, in which Democrats reclaimed the House of Representatives from President Donald Trump's Republicans and flipped a number of governorships.
Before the amendment passed, more than one in every five African Americans in Florida (21%) was unable to vote, according to the Sentencing Project.
The shooting appears to be the act of a single person.
Nearly 155,000 homes and businesses remained without power in the US Southeast, with residents of battered coastal towns forced to cook on fires and barbecue grills.
As of early on Saturday, state officials were reporting that at least 18 have been killed in Florida, Georgia, North Carolina and Virginia.
The number of fatalities is expected to rise as rescuers go door to door and comb through the rubble in Mexico Beach and other Florida coastal communities.
The concern was for people who ignored evacuation orders ahead of the storm and stayed put in communities that were demolished by Michael's ferocity on Wednesday.
Fema says the hurricane is the most intense hurricane to strike the Florida Panhandle since record keeping began in 1851.
Much of downtown Port St. Joe, 12 miles (19km) east of Mexico Beach, was flooded after Michael hit with 155 mph winds, snapping boats in two and hurling a large ship onto the shore, residents said.
About 3,500 Florida National Guard troops were deployed to assist with evacuations and storm recovery, along with more than 1,000 search-and-rescue personnel.
Hurricane Michael is expected to strengthen to a major Category 3 storm with winds over 100mph (160kmh), making it one of the most powerful storms to hit the Panhandle of Florida in decades.
It is expected to be a major Category 3 hurricane by the time it hits Florida on Wednesday, before moving northeast across the southeastern United States through Thursday.
The region is home to a number of military bases including Pensacola Naval Air Station and Eglin Air Force Base.