Contact tracing apps were supposed to save us. What happened?

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DeSantis responds to Trump criticism over handling of Covid
01:15
Pope Francis arrives in Democratic Republic of Congo
01:23
U.S. calls on Palestinians and Israelis to de-escalate tension
01:24
U.S. pledges more advanced military support for South Korea
00:34
Tyre Nichols’ stepfather: ‘Losing a son is the hardest thing I’ve ever done’
01:04
Search for lost radioactive capsule stepped up in Australia
01:06
Scores killed after suicide bomber targets mosque in Pakistan
01:02
Biden praises funding to improve Baltimore rail tunnel
01:52
At least 59 killed in Pakistan mosque after suicide bombing
01:13
Blinken calls for calm amid rise in Israel-Palestinian tensions
01:16
U.S. freestyle skier dies in avalanche in Japan
00:46
Explosion at Iranian military facility caused by drone attack, authorities say
00:35
Eagles fans celebrate NFC Championship win over 49ers
00:35
WATCH: Tyre Nichols video release sparks protests across U.S.
01:19
Netanyahu promises ‘strong, swift’ response to Jerusalem synagogue shooting
00:56
Three dead as New Zealand city faces ‘unprecedented’ flooding
01:16
Full video: Multiple camera angles capture fatal Memphis police beating of Tyre Nichols
26:04
Memphis Police release video of deadly Tyre Nichols beating
08:30
Biden 'concerned' over possible violence following Tyre Nichols bodycam release
02:02
Family of Tyre Nichols says Memphis officers smoked cigarettes after deadly beating
03:35

UP NEXT
DeSantis responds to Trump criticism over handling of Covid
01:15
Pope Francis arrives in Democratic Republic of Congo
01:23
U.S. calls on Palestinians and Israelis to de-escalate tension
01:24
U.S. pledges more advanced military support for South Korea
00:34
Tyre Nichols’ stepfather: ‘Losing a son is the hardest thing I’ve ever done’
01:04
Search for lost radioactive capsule stepped up in Australia
01:06