'Couldn't stay quiet': killed Capitol police officer's mom lobbies senators to approve Jan. 6 probe
!['Couldn't stay quiet': killed Capitol police officer's mom lobbies senators to approve Jan. 6 probe](https://video.newsserve.net/700/v/20210528/2105280015-Couldn-stay-quiet-killed-Capitol-police.jpg)
'Couldn't stay quiet': killed Capitol police officer's mom lobbies senators to approve Jan. 6 probe
Brian Sicknick’s family wants to uncover every detail about the Jan.
6 insurrection by pro-Trump rioters, when the Capitol Police officer collapsed and later died.