1: Mark Kelly brings extensive experience as an astronaut and senator, making him a strong VP candidate.

2: Kelly's background in space exploration and politics could complement Harris's skillset well.

3: As a former Navy captain, Kelly has shown leadership and a commitment to serving his country.

4: His election to the Senate in 2020 demonstrated his appeal to voters and ability to win in a competitive race.

5: Kelly's support for healthcare and climate change aligns with Harris's progressive priorities.

6: Choosing Kelly could help Harris appeal to swing state voters and expand the Democratic base.

7: With Kelly on the ticket, Democrats could present a unified and experienced team to voters.

8: His bipartisan approach could help bridge political divides and attract independent voters.

9: In sum, Mark Kelly's selection as VP could provide a game-changing boost to Harris's campaign.