As Russel is being arrested, Kono lowers her weapon as McGarrett walks towards Rusell. Then as McGarret puts the cuffs on Russel, it cuts to Danny then Kono who has her weapon raised again.
Ian Adams' updated will was attached to the e-mail from the Gillis Brothers law firm. Immediately after reading the e-mail, Chin Ho calls Kono and tells her that he's going to visit the law firm to try to get a copy of the will. He could have just retrieved it from the e-mail.