diff --git a/quic/core/congestion_control/bbr2_misc.h b/quic/core/congestion_control/bbr2_misc.h
index d5b2742..3e8a518 100644
--- a/quic/core/congestion_control/bbr2_misc.h
+++ b/quic/core/congestion_control/bbr2_misc.h
@@ -372,7 +372,10 @@
 
   QuicBandwidth bandwidth_latest() const { return bandwidth_latest_; }
   QuicBandwidth bandwidth_lo() const { return bandwidth_lo_; }
-  void clear_bandwidth_lo() { bandwidth_lo_ = QuicBandwidth::Infinite(); }
+  static QuicBandwidth bandwidth_lo_default() {
+    return QuicBandwidth::Infinite();
+  }
+  void clear_bandwidth_lo() { bandwidth_lo_ = bandwidth_lo_default(); }
 
   QuicByteCount inflight_latest() const { return inflight_latest_; }
   QuicByteCount inflight_lo() const { return inflight_lo_; }
@@ -420,7 +423,7 @@
   // Max bandwidth in the current round. Updated once per congestion event.
   QuicBandwidth bandwidth_latest_ = QuicBandwidth::Zero();
   // Max bandwidth of recent rounds. Updated once per round.
-  QuicBandwidth bandwidth_lo_ = QuicBandwidth::Infinite();
+  QuicBandwidth bandwidth_lo_ = bandwidth_lo_default();
 
   // Max inflight in the current round. Updated once per congestion event.
   QuicByteCount inflight_latest_ = 0;
diff --git a/quic/core/congestion_control/bbr2_sender.cc b/quic/core/congestion_control/bbr2_sender.cc
index 9cd40b9..e8009aa 100644
--- a/quic/core/congestion_control/bbr2_sender.cc
+++ b/quic/core/congestion_control/bbr2_sender.cc
@@ -363,6 +363,9 @@
   s.bandwidth_hi = model_.MaxBandwidth();
   s.bandwidth_lo = model_.bandwidth_lo();
   s.bandwidth_est = BandwidthEstimate();
+  s.inflight_hi = model_.inflight_hi();
+  s.inflight_lo = model_.inflight_lo();
+  s.max_ack_height = model_.MaxAckHeight();
   s.min_rtt = model_.MinRtt();
   s.min_rtt_timestamp = model_.MinRttTimestamp();
   s.congestion_window = cwnd_;
diff --git a/quic/core/congestion_control/bbr2_sender.h b/quic/core/congestion_control/bbr2_sender.h
index b58dd93..79239a2 100644
--- a/quic/core/congestion_control/bbr2_sender.h
+++ b/quic/core/congestion_control/bbr2_sender.h
@@ -105,6 +105,9 @@
     QuicBandwidth bandwidth_hi = QuicBandwidth::Zero();
     QuicBandwidth bandwidth_lo = QuicBandwidth::Zero();
     QuicBandwidth bandwidth_est = QuicBandwidth::Zero();
+    QuicByteCount inflight_hi;
+    QuicByteCount inflight_lo;
+    QuicByteCount max_ack_height;
     QuicTime::Delta min_rtt = QuicTime::Delta::Zero();
     QuicTime min_rtt_timestamp = QuicTime::Zero();
     QuicByteCount congestion_window;