Indeed. I was puzzled about that too. I see, looking carefully, that in Tinkercad has allowed the OP to connect the middle 1k resistor to a non-existent hole on the breadboard.
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Indeed. I was puzzled about that too. I see, looking carefully, that in Tinkercad has allowed the OP to connect the middle 1k resistor to a non-existent hole on the breadboard.