Registered it at the equivalent of a 2.3 magnitude earthquake. seismologists say a combination of the concert sound system and all 70,000 swift fans dancing in sync produced the ground vibrations. thank you so much for joining me today. i m fredricka whitfield. smerconish starts right now. never say never. i m michael smerconish in philadelphia. in september of 2019, joe biden was asked how many times he had spoken to son hunter about his overseas business activities. the then-candidate s answer was this. i have never spoken to my son about that. that has remained his answer until this week. on monday the white house press secretary was asked about this